Home / 1,154,148.74-1,592,807.70-637,891.52

Finding the Fourth Proportional to 1,154,148.74, 1,592,807.70 and 637,891.52

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Solution

The fourth proportional to 1,154,148.74, 1,592,807.70 and 637,891.52 is: 880,335.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,148.74 : 1,592,807.70 = 637,891.52 : x
  2. Step 2: Convert to fraction form
    1,154,148.74/1,592,807.70 = 637,891.52/x
  3. Step 3: Cross multiply
    1,154,148.74x = 1,592,807.70 × 637,891.52
  4. Step 4: Simplify right side
    1,154,148.74x = 1,016,038,516,856.67
  5. Step 5: Solve for x
    x = 1,016,038,516,856.67/1,154,148.74
  6. Step 6: Final answer
    x = 880,335.86

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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.