Home / 2,696,990.10-3,721,959.15-1,551,071.22

Finding the Fourth Proportional to 2,696,990.10, 3,721,959.15 and 1,551,071.22

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Solution

The fourth proportional to 2,696,990.10, 3,721,959.15 and 1,551,071.22 is: 2,140,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,990.10 : 3,721,959.15 = 1,551,071.22 : x
  2. Step 2: Convert to fraction form
    2,696,990.10/3,721,959.15 = 1,551,071.22/x
  3. Step 3: Cross multiply
    2,696,990.10x = 3,721,959.15 × 1,551,071.22
  4. Step 4: Simplify right side
    2,696,990.10x = 5,773,023,719,580.66
  5. Step 5: Solve for x
    x = 5,773,023,719,580.66/2,696,990.10
  6. Step 6: Final answer
    x = 2,140,543.16

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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.