Home / 1,805,008.60-2,707,512.90-1,403,475.40

Finding the Fourth Proportional to 1,805,008.60, 2,707,512.90 and 1,403,475.40

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Solution

The fourth proportional to 1,805,008.60, 2,707,512.90 and 1,403,475.40 is: 2,105,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,008.60 : 2,707,512.90 = 1,403,475.40 : x
  2. Step 2: Convert to fraction form
    1,805,008.60/2,707,512.90 = 1,403,475.40/x
  3. Step 3: Cross multiply
    1,805,008.60x = 2,707,512.90 × 1,403,475.40
  4. Step 4: Simplify right side
    1,805,008.60x = 3,799,927,750,332.66
  5. Step 5: Solve for x
    x = 3,799,927,750,332.66/1,805,008.60
  6. Step 6: Final answer
    x = 2,105,213.10

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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.