Home / 2,175,988.89-3,001,613.98-1,358,773.95

Finding the Fourth Proportional to 2,175,988.89, 3,001,613.98 and 1,358,773.95

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Solution

The fourth proportional to 2,175,988.89, 3,001,613.98 and 1,358,773.95 is: 1,874,327.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,988.89 : 3,001,613.98 = 1,358,773.95 : x
  2. Step 2: Convert to fraction form
    2,175,988.89/3,001,613.98 = 1,358,773.95/x
  3. Step 3: Cross multiply
    2,175,988.89x = 3,001,613.98 × 1,358,773.95
  4. Step 4: Simplify right side
    2,175,988.89x = 4,078,514,883,979.82
  5. Step 5: Solve for x
    x = 4,078,514,883,979.82/2,175,988.89
  6. Step 6: Final answer
    x = 1,874,327.07

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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.