Home / 1,205,278.16-1,663,024.04-695,685.30

Finding the Fourth Proportional to 1,205,278.16, 1,663,024.04 and 695,685.30

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Solution

The fourth proportional to 1,205,278.16, 1,663,024.04 and 695,685.30 is: 959,895.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,278.16 : 1,663,024.04 = 695,685.30 : x
  2. Step 2: Convert to fraction form
    1,205,278.16/1,663,024.04 = 695,685.30/x
  3. Step 3: Cross multiply
    1,205,278.16x = 1,663,024.04 × 695,685.30
  4. Step 4: Simplify right side
    1,205,278.16x = 1,156,941,378,174.61
  5. Step 5: Solve for x
    x = 1,156,941,378,174.61/1,205,278.16
  6. Step 6: Final answer
    x = 959,895.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.