Home / 1,772,354.13-2,445,858.66-1,008,407.69

Finding the Fourth Proportional to 1,772,354.13, 2,445,858.66 and 1,008,407.69

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Solution

The fourth proportional to 1,772,354.13, 2,445,858.66 and 1,008,407.69 is: 1,391,608.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,354.13 : 2,445,858.66 = 1,008,407.69 : x
  2. Step 2: Convert to fraction form
    1,772,354.13/2,445,858.66 = 1,008,407.69/x
  3. Step 3: Cross multiply
    1,772,354.13x = 2,445,858.66 × 1,008,407.69
  4. Step 4: Simplify right side
    1,772,354.13x = 2,466,422,681,397.10
  5. Step 5: Solve for x
    x = 2,466,422,681,397.10/1,772,354.13
  6. Step 6: Final answer
    x = 1,391,608.28

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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.