Home / 749,271.70-1,123,907.55-744,606.10

Finding the Fourth Proportional to 749,271.70, 1,123,907.55 and 744,606.10

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Solution

The fourth proportional to 749,271.70, 1,123,907.55 and 744,606.10 is: 1,116,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,271.70 : 1,123,907.55 = 744,606.10 : x
  2. Step 2: Convert to fraction form
    749,271.70/1,123,907.55 = 744,606.10/x
  3. Step 3: Cross multiply
    749,271.70x = 1,123,907.55 × 744,606.10
  4. Step 4: Simplify right side
    749,271.70x = 836,868,417,566.06
  5. Step 5: Solve for x
    x = 836,868,417,566.06/749,271.70
  6. Step 6: Final answer
    x = 1,116,909.15

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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.