Home / 1,486,813.86-2,229,130.04-475,353.72

Finding the Fourth Proportional to 1,486,813.86, 2,229,130.04 and 475,353.72

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Solution

The fourth proportional to 1,486,813.86, 2,229,130.04 and 475,353.72 is: 712,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,813.86 : 2,229,130.04 = 475,353.72 : x
  2. Step 2: Convert to fraction form
    1,486,813.86/2,229,130.04 = 475,353.72/x
  3. Step 3: Cross multiply
    1,486,813.86x = 2,229,130.04 × 475,353.72
  4. Step 4: Simplify right side
    1,486,813.86x = 1,059,625,254,500.98
  5. Step 5: Solve for x
    x = 1,059,625,254,500.98/1,486,813.86
  6. Step 6: Final answer
    x = 712,681.85

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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.