Home / 1,019,280.48-1,406,572.40-566,561.76

Finding the Fourth Proportional to 1,019,280.48, 1,406,572.40 and 566,561.76

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Solution

The fourth proportional to 1,019,280.48, 1,406,572.40 and 566,561.76 is: 781,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,280.48 : 1,406,572.40 = 566,561.76 : x
  2. Step 2: Convert to fraction form
    1,019,280.48/1,406,572.40 = 566,561.76/x
  3. Step 3: Cross multiply
    1,019,280.48x = 1,406,572.40 × 566,561.76
  4. Step 4: Simplify right side
    1,019,280.48x = 796,910,134,511.42
  5. Step 5: Solve for x
    x = 796,910,134,511.42/1,019,280.48
  6. Step 6: Final answer
    x = 781,835.96

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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.