Home / 747,301.10-1,123,904.10-670,537.40

Finding the Fourth Proportional to 747,301.10, 1,123,904.10 and 670,537.40

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Solution

The fourth proportional to 747,301.10, 1,123,904.10 and 670,537.40 is: 1,008,455.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,301.10 : 1,123,904.10 = 670,537.40 : x
  2. Step 2: Convert to fraction form
    747,301.10/1,123,904.10 = 670,537.40/x
  3. Step 3: Cross multiply
    747,301.10x = 1,123,904.10 × 670,537.40
  4. Step 4: Simplify right side
    747,301.10x = 753,619,733,063.34
  5. Step 5: Solve for x
    x = 753,619,733,063.34/747,301.10
  6. Step 6: Final answer
    x = 1,008,455.27

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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.