Home / 1,712,999.60-2,566,830.60-647,460.40

Finding the Fourth Proportional to 1,712,999.60, 2,566,830.60 and 647,460.40

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Solution

The fourth proportional to 1,712,999.60, 2,566,830.60 and 647,460.40 is: 970,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,999.60 : 2,566,830.60 = 647,460.40 : x
  2. Step 2: Convert to fraction form
    1,712,999.60/2,566,830.60 = 647,460.40/x
  3. Step 3: Cross multiply
    1,712,999.60x = 2,566,830.60 × 647,460.40
  4. Step 4: Simplify right side
    1,712,999.60x = 1,661,921,167,008.24
  5. Step 5: Solve for x
    x = 1,661,921,167,008.24/1,712,999.60
  6. Step 6: Final answer
    x = 970,181.88

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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.