Home / 1,678,333.98-2,316,101.14-914,387.55

Finding the Fourth Proportional to 1,678,333.98, 2,316,101.14 and 914,387.55

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Solution

The fourth proportional to 1,678,333.98, 2,316,101.14 and 914,387.55 is: 1,261,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,333.98 : 2,316,101.14 = 914,387.55 : x
  2. Step 2: Convert to fraction form
    1,678,333.98/2,316,101.14 = 914,387.55/x
  3. Step 3: Cross multiply
    1,678,333.98x = 2,316,101.14 × 914,387.55
  4. Step 4: Simplify right side
    1,678,333.98x = 2,117,814,046,956.81
  5. Step 5: Solve for x
    x = 2,117,814,046,956.81/1,678,333.98
  6. Step 6: Final answer
    x = 1,261,854.95

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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.