Home / 1,023,707.70-1,535,561.55-1,007,961.30

Finding the Fourth Proportional to 1,023,707.70, 1,535,561.55 and 1,007,961.30

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Solution

The fourth proportional to 1,023,707.70, 1,535,561.55 and 1,007,961.30 is: 1,511,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,707.70 : 1,535,561.55 = 1,007,961.30 : x
  2. Step 2: Convert to fraction form
    1,023,707.70/1,535,561.55 = 1,007,961.30/x
  3. Step 3: Cross multiply
    1,023,707.70x = 1,535,561.55 × 1,007,961.30
  4. Step 4: Simplify right side
    1,023,707.70x = 1,547,786,616,168.02
  5. Step 5: Solve for x
    x = 1,547,786,616,168.02/1,023,707.70
  6. Step 6: Final answer
    x = 1,511,941.95

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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.