Home / 1,752,781.60-2,629,172.40-868,045.60

Finding the Fourth Proportional to 1,752,781.60, 2,629,172.40 and 868,045.60

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Solution

The fourth proportional to 1,752,781.60, 2,629,172.40 and 868,045.60 is: 1,302,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,781.60 : 2,629,172.40 = 868,045.60 : x
  2. Step 2: Convert to fraction form
    1,752,781.60/2,629,172.40 = 868,045.60/x
  3. Step 3: Cross multiply
    1,752,781.60x = 2,629,172.40 × 868,045.60
  4. Step 4: Simplify right side
    1,752,781.60x = 2,282,241,533,461.44
  5. Step 5: Solve for x
    x = 2,282,241,533,461.44/1,752,781.60
  6. Step 6: Final answer
    x = 1,302,068.40

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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.