Home / 2,695,128.70-4,042,693.05-1,098,837.40

Finding the Fourth Proportional to 2,695,128.70, 4,042,693.05 and 1,098,837.40

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Solution

The fourth proportional to 2,695,128.70, 4,042,693.05 and 1,098,837.40 is: 1,648,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,128.70 : 4,042,693.05 = 1,098,837.40 : x
  2. Step 2: Convert to fraction form
    2,695,128.70/4,042,693.05 = 1,098,837.40/x
  3. Step 3: Cross multiply
    2,695,128.70x = 4,042,693.05 × 1,098,837.40
  4. Step 4: Simplify right side
    2,695,128.70x = 4,442,262,320,060.07
  5. Step 5: Solve for x
    x = 4,442,262,320,060.07/2,695,128.70
  6. Step 6: Final answer
    x = 1,648,256.10

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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.