Home / 2,605,495.20-3,908,242.80-1,541,738.40

Finding the Fourth Proportional to 2,605,495.20, 3,908,242.80 and 1,541,738.40

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Solution

The fourth proportional to 2,605,495.20, 3,908,242.80 and 1,541,738.40 is: 2,312,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,495.20 : 3,908,242.80 = 1,541,738.40 : x
  2. Step 2: Convert to fraction form
    2,605,495.20/3,908,242.80 = 1,541,738.40/x
  3. Step 3: Cross multiply
    2,605,495.20x = 3,908,242.80 × 1,541,738.40
  4. Step 4: Simplify right side
    2,605,495.20x = 6,025,488,001,283.52
  5. Step 5: Solve for x
    x = 6,025,488,001,283.52/2,605,495.20
  6. Step 6: Final answer
    x = 2,312,607.60

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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.