Home / 1,097,890.62-1,515,088.83-614,455.74

Finding the Fourth Proportional to 1,097,890.62, 1,515,088.83 and 614,455.74

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Solution

The fourth proportional to 1,097,890.62, 1,515,088.83 and 614,455.74 is: 847,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,890.62 : 1,515,088.83 = 614,455.74 : x
  2. Step 2: Convert to fraction form
    1,097,890.62/1,515,088.83 = 614,455.74/x
  3. Step 3: Cross multiply
    1,097,890.62x = 1,515,088.83 × 614,455.74
  4. Step 4: Simplify right side
    1,097,890.62x = 930,955,030,507.59
  5. Step 5: Solve for x
    x = 930,955,030,507.59/1,097,890.62
  6. Step 6: Final answer
    x = 847,948.80

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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.