Home / 1,348,471.47-1,860,884.96-744,859.47

Finding the Fourth Proportional to 1,348,471.47, 1,860,884.96 and 744,859.47

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Solution

The fourth proportional to 1,348,471.47, 1,860,884.96 and 744,859.47 is: 1,027,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,471.47 : 1,860,884.96 = 744,859.47 : x
  2. Step 2: Convert to fraction form
    1,348,471.47/1,860,884.96 = 744,859.47/x
  3. Step 3: Cross multiply
    1,348,471.47x = 1,860,884.96 × 744,859.47
  4. Step 4: Simplify right side
    1,348,471.47x = 1,386,097,781,312.27
  5. Step 5: Solve for x
    x = 1,386,097,781,312.27/1,348,471.47
  6. Step 6: Final answer
    x = 1,027,902.93

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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.