Home / 1,118,934-1,544,109.30-609,639.96

Finding the Fourth Proportional to 1,118,934, 1,544,109.30 and 609,639.96

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Solution

The fourth proportional to 1,118,934, 1,544,109.30 and 609,639.96 is: 841,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,934 : 1,544,109.30 = 609,639.96 : x
  2. Step 2: Convert to fraction form
    1,118,934/1,544,109.30 = 609,639.96/x
  3. Step 3: Cross multiply
    1,118,934x = 1,544,109.30 × 609,639.96
  4. Step 4: Simplify right side
    1,118,934x = 941,350,731,887.63
  5. Step 5: Solve for x
    x = 941,350,731,887.63/1,118,934
  6. Step 6: Final answer
    x = 841,292.46

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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.