Home / 1,538,045.10-2,307,067.65-907,670.70

Finding the Fourth Proportional to 1,538,045.10, 2,307,067.65 and 907,670.70

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Solution

The fourth proportional to 1,538,045.10, 2,307,067.65 and 907,670.70 is: 1,361,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,045.10 : 2,307,067.65 = 907,670.70 : x
  2. Step 2: Convert to fraction form
    1,538,045.10/2,307,067.65 = 907,670.70/x
  3. Step 3: Cross multiply
    1,538,045.10x = 2,307,067.65 × 907,670.70
  4. Step 4: Simplify right side
    1,538,045.10x = 2,094,057,708,822.85
  5. Step 5: Solve for x
    x = 2,094,057,708,822.85/1,538,045.10
  6. Step 6: Final answer
    x = 1,361,506.05

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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.