Home / 3,554,591.33-4,905,922.61-2,178,700.40

Finding the Fourth Proportional to 3,554,591.33, 4,905,922.61 and 2,178,700.40

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Solution

The fourth proportional to 3,554,591.33, 4,905,922.61 and 2,178,700.40 is: 3,006,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554,591.33 : 4,905,922.61 = 2,178,700.40 : x
  2. Step 2: Convert to fraction form
    3,554,591.33/4,905,922.61 = 2,178,700.40/x
  3. Step 3: Cross multiply
    3,554,591.33x = 4,905,922.61 × 2,178,700.40
  4. Step 4: Simplify right side
    3,554,591.33x = 10,688,535,552,776.04
  5. Step 5: Solve for x
    x = 10,688,535,552,776.04/3,554,591.33
  6. Step 6: Final answer
    x = 3,006,966.08

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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.