Home / 1,771,432.60-2,657,148.90-649,355.80

Finding the Fourth Proportional to 1,771,432.60, 2,657,148.90 and 649,355.80

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Solution

The fourth proportional to 1,771,432.60, 2,657,148.90 and 649,355.80 is: 974,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,432.60 : 2,657,148.90 = 649,355.80 : x
  2. Step 2: Convert to fraction form
    1,771,432.60/2,657,148.90 = 649,355.80/x
  3. Step 3: Cross multiply
    1,771,432.60x = 2,657,148.90 × 649,355.80
  4. Step 4: Simplify right side
    1,771,432.60x = 1,725,435,049,678.62
  5. Step 5: Solve for x
    x = 1,725,435,049,678.62/1,771,432.60
  6. Step 6: Final answer
    x = 974,033.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.