Home / 2,587,356.60-3,881,034.90-1,644,905.40

Finding the Fourth Proportional to 2,587,356.60, 3,881,034.90 and 1,644,905.40

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Solution

The fourth proportional to 2,587,356.60, 3,881,034.90 and 1,644,905.40 is: 2,467,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,356.60 : 3,881,034.90 = 1,644,905.40 : x
  2. Step 2: Convert to fraction form
    2,587,356.60/3,881,034.90 = 1,644,905.40/x
  3. Step 3: Cross multiply
    2,587,356.60x = 3,881,034.90 × 1,644,905.40
  4. Step 4: Simplify right side
    2,587,356.60x = 6,383,935,264,598.46
  5. Step 5: Solve for x
    x = 6,383,935,264,598.46/2,587,356.60
  6. Step 6: Final answer
    x = 2,467,358.10

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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.