Home / 1,697,398.22-2,342,471.13-972,386.06

Finding the Fourth Proportional to 1,697,398.22, 2,342,471.13 and 972,386.06

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Solution

The fourth proportional to 1,697,398.22, 2,342,471.13 and 972,386.06 is: 1,341,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,398.22 : 2,342,471.13 = 972,386.06 : x
  2. Step 2: Convert to fraction form
    1,697,398.22/2,342,471.13 = 972,386.06/x
  3. Step 3: Cross multiply
    1,697,398.22x = 2,342,471.13 × 972,386.06
  4. Step 4: Simplify right side
    1,697,398.22x = 2,277,786,272,764.45
  5. Step 5: Solve for x
    x = 2,277,786,272,764.45/1,697,398.22
  6. Step 6: Final answer
    x = 1,341,928.04

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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.