Home / 3,465,483.90-5,198,128.65-1,572,222.30

Finding the Fourth Proportional to 3,465,483.90, 5,198,128.65 and 1,572,222.30

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Solution

The fourth proportional to 3,465,483.90, 5,198,128.65 and 1,572,222.30 is: 2,358,289.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,483.90 : 5,198,128.65 = 1,572,222.30 : x
  2. Step 2: Convert to fraction form
    3,465,483.90/5,198,128.65 = 1,572,222.30/x
  3. Step 3: Cross multiply
    3,465,483.90x = 5,198,128.65 × 1,572,222.30
  4. Step 4: Simplify right side
    3,465,483.90x = 8,172,613,781,798.90
  5. Step 5: Solve for x
    x = 8,172,613,781,798.90/3,465,483.90
  6. Step 6: Final answer
    x = 2,358,289.35

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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.