Home / 914,777.20-1,371,903.36-636,065.92

Finding the Fourth Proportional to 914,777.20, 1,371,903.36 and 636,065.92

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Solution

The fourth proportional to 914,777.20, 1,371,903.36 and 636,065.92 is: 953,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,777.20 : 1,371,903.36 = 636,065.92 : x
  2. Step 2: Convert to fraction form
    914,777.20/1,371,903.36 = 636,065.92/x
  3. Step 3: Cross multiply
    914,777.20x = 1,371,903.36 × 636,065.92
  4. Step 4: Simplify right side
    914,777.20x = 872,620,972,829.49
  5. Step 5: Solve for x
    x = 872,620,972,829.49/914,777.20
  6. Step 6: Final answer
    x = 953,916.40

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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.