Home / 1,765,167.32-2,433,019.83-1,248,254.48

Finding the Fourth Proportional to 1,765,167.32, 2,433,019.83 and 1,248,254.48

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Solution

The fourth proportional to 1,765,167.32, 2,433,019.83 and 1,248,254.48 is: 1,720,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,167.32 : 2,433,019.83 = 1,248,254.48 : x
  2. Step 2: Convert to fraction form
    1,765,167.32/2,433,019.83 = 1,248,254.48/x
  3. Step 3: Cross multiply
    1,765,167.32x = 2,433,019.83 × 1,248,254.48
  4. Step 4: Simplify right side
    1,765,167.32x = 3,037,027,902,726.34
  5. Step 5: Solve for x
    x = 3,037,027,902,726.34/1,765,167.32
  6. Step 6: Final answer
    x = 1,720,532.59

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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.