Home / 1,697,874.28-2,343,238.38-972,818.16

Finding the Fourth Proportional to 1,697,874.28, 2,343,238.38 and 972,818.16

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Solution

The fourth proportional to 1,697,874.28, 2,343,238.38 and 972,818.16 is: 1,342,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,874.28 : 2,343,238.38 = 972,818.16 : x
  2. Step 2: Convert to fraction form
    1,697,874.28/2,343,238.38 = 972,818.16/x
  3. Step 3: Cross multiply
    1,697,874.28x = 2,343,238.38 × 972,818.16
  4. Step 4: Simplify right side
    1,697,874.28x = 2,279,544,849,272.98
  5. Step 5: Solve for x
    x = 2,279,544,849,272.98/1,697,874.28
  6. Step 6: Final answer
    x = 1,342,587.54

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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.