Home / 836,487.54-1,154,657.43-514,629.18

Finding the Fourth Proportional to 836,487.54, 1,154,657.43 and 514,629.18

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Solution

The fourth proportional to 836,487.54, 1,154,657.43 and 514,629.18 is: 710,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,487.54 : 1,154,657.43 = 514,629.18 : x
  2. Step 2: Convert to fraction form
    836,487.54/1,154,657.43 = 514,629.18/x
  3. Step 3: Cross multiply
    836,487.54x = 1,154,657.43 × 514,629.18
  4. Step 4: Simplify right side
    836,487.54x = 594,220,406,381.81
  5. Step 5: Solve for x
    x = 594,220,406,381.81/836,487.54
  6. Step 6: Final answer
    x = 710,375.68

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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.