Home / 1,118,841.60-1,543,996.80-609,542.40

Finding the Fourth Proportional to 1,118,841.60, 1,543,996.80 and 609,542.40

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Solution

The fourth proportional to 1,118,841.60, 1,543,996.80 and 609,542.40 is: 841,166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,841.60 : 1,543,996.80 = 609,542.40 : x
  2. Step 2: Convert to fraction form
    1,118,841.60/1,543,996.80 = 609,542.40/x
  3. Step 3: Cross multiply
    1,118,841.60x = 1,543,996.80 × 609,542.40
  4. Step 4: Simplify right side
    1,118,841.60x = 941,131,515,064.32
  5. Step 5: Solve for x
    x = 941,131,515,064.32/1,118,841.60
  6. Step 6: Final answer
    x = 841,166.00

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.