Home / 1,500,627.18-2,071,062.72-855,899.58

Finding the Fourth Proportional to 1,500,627.18, 2,071,062.72 and 855,899.58

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Solution

The fourth proportional to 1,500,627.18, 2,071,062.72 and 855,899.58 is: 1,181,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,627.18 : 2,071,062.72 = 855,899.58 : x
  2. Step 2: Convert to fraction form
    1,500,627.18/2,071,062.72 = 855,899.58/x
  3. Step 3: Cross multiply
    1,500,627.18x = 2,071,062.72 × 855,899.58
  4. Step 4: Simplify right side
    1,500,627.18x = 1,772,621,712,201.66
  5. Step 5: Solve for x
    x = 1,772,621,712,201.66/1,500,627.18
  6. Step 6: Final answer
    x = 1,181,253.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.