Home / 1,657,894.60-2,488,154.10-647,500.60

Finding the Fourth Proportional to 1,657,894.60, 2,488,154.10 and 647,500.60

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Solution

The fourth proportional to 1,657,894.60, 2,488,154.10 and 647,500.60 is: 971,763.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,894.60 : 2,488,154.10 = 647,500.60 : x
  2. Step 2: Convert to fraction form
    1,657,894.60/2,488,154.10 = 647,500.60/x
  3. Step 3: Cross multiply
    1,657,894.60x = 2,488,154.10 × 647,500.60
  4. Step 4: Simplify right side
    1,657,894.60x = 1,611,081,272,642.46
  5. Step 5: Solve for x
    x = 1,611,081,272,642.46/1,657,894.60
  6. Step 6: Final answer
    x = 971,763.39

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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.