Home / 2,708,587.02-4,063,023.36-686,848.39

Finding the Fourth Proportional to 2,708,587.02, 4,063,023.36 and 686,848.39

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Solution

The fourth proportional to 2,708,587.02, 4,063,023.36 and 686,848.39 is: 1,030,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708,587.02 : 4,063,023.36 = 686,848.39 : x
  2. Step 2: Convert to fraction form
    2,708,587.02/4,063,023.36 = 686,848.39/x
  3. Step 3: Cross multiply
    2,708,587.02x = 4,063,023.36 × 686,848.39
  4. Step 4: Simplify right side
    2,708,587.02x = 2,790,681,053,348.39
  5. Step 5: Solve for x
    x = 2,790,681,053,348.39/2,708,587.02
  6. Step 6: Final answer
    x = 1,030,308.80

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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.