Home / 1,123,686.95-1,550,687.99-614,389.32

Finding the Fourth Proportional to 1,123,686.95, 1,550,687.99 and 614,389.32

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Solution

The fourth proportional to 1,123,686.95, 1,550,687.99 and 614,389.32 is: 847,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,686.95 : 1,550,687.99 = 614,389.32 : x
  2. Step 2: Convert to fraction form
    1,123,686.95/1,550,687.99 = 614,389.32/x
  3. Step 3: Cross multiply
    1,123,686.95x = 1,550,687.99 × 614,389.32
  4. Step 4: Simplify right side
    1,123,686.95x = 952,726,136,636.32
  5. Step 5: Solve for x
    x = 952,726,136,636.32/1,123,686.95
  6. Step 6: Final answer
    x = 847,857.26

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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.