Home / 1,118,410.10-1,543,423.52-609,112.08

Finding the Fourth Proportional to 1,118,410.10, 1,543,423.52 and 609,112.08

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Solution

The fourth proportional to 1,118,410.10, 1,543,423.52 and 609,112.08 is: 840,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,410.10 : 1,543,423.52 = 609,112.08 : x
  2. Step 2: Convert to fraction form
    1,118,410.10/1,543,423.52 = 609,112.08/x
  3. Step 3: Cross multiply
    1,118,410.10x = 1,543,423.52 × 609,112.08
  4. Step 4: Simplify right side
    1,118,410.10x = 940,117,910,588.12
  5. Step 5: Solve for x
    x = 940,117,910,588.12/1,118,410.10
  6. Step 6: Final answer
    x = 840,584.25

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Double scale
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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.