Home / 1,048,565.12-1,447,006.01-589,679.55

Finding the Fourth Proportional to 1,048,565.12, 1,447,006.01 and 589,679.55

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Solution

The fourth proportional to 1,048,565.12, 1,447,006.01 and 589,679.55 is: 813,749.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,565.12 : 1,447,006.01 = 589,679.55 : x
  2. Step 2: Convert to fraction form
    1,048,565.12/1,447,006.01 = 589,679.55/x
  3. Step 3: Cross multiply
    1,048,565.12x = 1,447,006.01 × 589,679.55
  4. Step 4: Simplify right side
    1,048,565.12x = 853,269,849,875.70
  5. Step 5: Solve for x
    x = 853,269,849,875.70/1,048,565.12
  6. Step 6: Final answer
    x = 813,749.99

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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.