Home / 1,691,671.74-2,334,291.90-966,566.40

Finding the Fourth Proportional to 1,691,671.74, 2,334,291.90 and 966,566.40

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Solution

The fourth proportional to 1,691,671.74, 2,334,291.90 and 966,566.40 is: 1,333,738.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,671.74 : 2,334,291.90 = 966,566.40 : x
  2. Step 2: Convert to fraction form
    1,691,671.74/2,334,291.90 = 966,566.40/x
  3. Step 3: Cross multiply
    1,691,671.74x = 2,334,291.90 × 966,566.40
  4. Step 4: Simplify right side
    1,691,671.74x = 2,256,248,118,332.16
  5. Step 5: Solve for x
    x = 2,256,248,118,332.16/1,691,671.74
  6. Step 6: Final answer
    x = 1,333,738.73

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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.