Home / 1,687,489.95-2,531,497.88-549,988.25

Finding the Fourth Proportional to 1,687,489.95, 2,531,497.88 and 549,988.25

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Solution

The fourth proportional to 1,687,489.95, 2,531,497.88 and 549,988.25 is: 825,068.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,489.95 : 2,531,497.88 = 549,988.25 : x
  2. Step 2: Convert to fraction form
    1,687,489.95/2,531,497.88 = 549,988.25/x
  3. Step 3: Cross multiply
    1,687,489.95x = 2,531,497.88 × 549,988.25
  4. Step 4: Simplify right side
    1,687,489.95x = 1,392,294,079,821.22
  5. Step 5: Solve for x
    x = 1,392,294,079,821.22/1,687,489.95
  6. Step 6: Final answer
    x = 825,068.07

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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.