Home / 2,192,646.95-3,287,473.70-1,168,130.40

Finding the Fourth Proportional to 2,192,646.95, 3,287,473.70 and 1,168,130.40

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Solution

The fourth proportional to 2,192,646.95, 3,287,473.70 and 1,168,130.40 is: 1,751,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,646.95 : 3,287,473.70 = 1,168,130.40 : x
  2. Step 2: Convert to fraction form
    2,192,646.95/3,287,473.70 = 1,168,130.40/x
  3. Step 3: Cross multiply
    2,192,646.95x = 3,287,473.70 × 1,168,130.40
  4. Step 4: Simplify right side
    2,192,646.95x = 3,840,197,950,001.80
  5. Step 5: Solve for x
    x = 3,840,197,950,001.80/2,192,646.95
  6. Step 6: Final answer
    x = 1,751,398.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.