Home / 1,147,775.60-1,721,596.98-437,875.40

Finding the Fourth Proportional to 1,147,775.60, 1,721,596.98 and 437,875.40

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Solution

The fourth proportional to 1,147,775.60, 1,721,596.98 and 437,875.40 is: 656,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,775.60 : 1,721,596.98 = 437,875.40 : x
  2. Step 2: Convert to fraction form
    1,147,775.60/1,721,596.98 = 437,875.40/x
  3. Step 3: Cross multiply
    1,147,775.60x = 1,721,596.98 × 437,875.40
  4. Step 4: Simplify right side
    1,147,775.60x = 753,844,966,256.29
  5. Step 5: Solve for x
    x = 753,844,966,256.29/1,147,775.60
  6. Step 6: Final answer
    x = 656,787.76

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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.