Home / 1,098,556.90-1,646,452.95-974,140.90

Finding the Fourth Proportional to 1,098,556.90, 1,646,452.95 and 974,140.90

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Solution

The fourth proportional to 1,098,556.90, 1,646,452.95 and 974,140.90 is: 1,459,985.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,556.90 : 1,646,452.95 = 974,140.90 : x
  2. Step 2: Convert to fraction form
    1,098,556.90/1,646,452.95 = 974,140.90/x
  3. Step 3: Cross multiply
    1,098,556.90x = 1,646,452.95 × 974,140.90
  4. Step 4: Simplify right side
    1,098,556.90x = 1,603,877,158,520.66
  5. Step 5: Solve for x
    x = 1,603,877,158,520.66/1,098,556.90
  6. Step 6: Final answer
    x = 1,459,985.51

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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.