Home / 3,001,953.06-4,142,618.43-1,677,387.40

Finding the Fourth Proportional to 3,001,953.06, 4,142,618.43 and 1,677,387.40

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Solution

The fourth proportional to 3,001,953.06, 4,142,618.43 and 1,677,387.40 is: 2,314,751.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001,953.06 : 4,142,618.43 = 1,677,387.40 : x
  2. Step 2: Convert to fraction form
    3,001,953.06/4,142,618.43 = 1,677,387.40/x
  3. Step 3: Cross multiply
    3,001,953.06x = 4,142,618.43 × 1,677,387.40
  4. Step 4: Simplify right side
    3,001,953.06x = 6,948,775,957,489.78
  5. Step 5: Solve for x
    x = 6,948,775,957,489.78/3,001,953.06
  6. Step 6: Final answer
    x = 2,314,751.70

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1.5x scale

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.