Home / 1,551,509.55-2,327,264.33-429,578.55

Finding the Fourth Proportional to 1,551,509.55, 2,327,264.33 and 429,578.55

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Solution

The fourth proportional to 1,551,509.55, 2,327,264.33 and 429,578.55 is: 644,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,509.55 : 2,327,264.33 = 429,578.55 : x
  2. Step 2: Convert to fraction form
    1,551,509.55/2,327,264.33 = 429,578.55/x
  3. Step 3: Cross multiply
    1,551,509.55x = 2,327,264.33 × 429,578.55
  4. Step 4: Simplify right side
    1,551,509.55x = 999,742,834,200.23
  5. Step 5: Solve for x
    x = 999,742,834,200.23/1,551,509.55
  6. Step 6: Final answer
    x = 644,367.83

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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.