Home / 3,182,718.18-4,392,146.72-1,732,409.13

Finding the Fourth Proportional to 3,182,718.18, 4,392,146.72 and 1,732,409.13

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Solution

The fourth proportional to 3,182,718.18, 4,392,146.72 and 1,732,409.13 is: 2,390,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,718.18 : 4,392,146.72 = 1,732,409.13 : x
  2. Step 2: Convert to fraction form
    3,182,718.18/4,392,146.72 = 1,732,409.13/x
  3. Step 3: Cross multiply
    3,182,718.18x = 4,392,146.72 × 1,732,409.13
  4. Step 4: Simplify right side
    3,182,718.18x = 7,608,995,069,365.51
  5. Step 5: Solve for x
    x = 7,608,995,069,365.51/3,182,718.18
  6. Step 6: Final answer
    x = 2,390,722.22

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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.