Home / 1,087,677.24-1,631,548-519,118.16

Finding the Fourth Proportional to 1,087,677.24, 1,631,548 and 519,118.16

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Solution

The fourth proportional to 1,087,677.24, 1,631,548 and 519,118.16 is: 778,692.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,677.24 : 1,631,548 = 519,118.16 : x
  2. Step 2: Convert to fraction form
    1,087,677.24/1,631,548 = 519,118.16/x
  3. Step 3: Cross multiply
    1,087,677.24x = 1,631,548 × 519,118.16
  4. Step 4: Simplify right side
    1,087,677.24x = 846,966,195,711.68
  5. Step 5: Solve for x
    x = 846,966,195,711.68/1,087,677.24
  6. Step 6: Final answer
    x = 778,692.58

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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.