Home / 2,486,810.02-3,730,214.82-689,693.47

Finding the Fourth Proportional to 2,486,810.02, 3,730,214.82 and 689,693.47

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Solution

The fourth proportional to 2,486,810.02, 3,730,214.82 and 689,693.47 is: 1,034,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,810.02 : 3,730,214.82 = 689,693.47 : x
  2. Step 2: Convert to fraction form
    2,486,810.02/3,730,214.82 = 689,693.47/x
  3. Step 3: Cross multiply
    2,486,810.02x = 3,730,214.82 × 689,693.47
  4. Step 4: Simplify right side
    2,486,810.02x = 2,572,704,803,051.23
  5. Step 5: Solve for x
    x = 2,572,704,803,051.23/2,486,810.02
  6. Step 6: Final answer
    x = 1,034,540.15

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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.