Home / 3,316,681.40-4,576,966.72-1,866,376

Finding the Fourth Proportional to 3,316,681.40, 4,576,966.72 and 1,866,376

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Solution

The fourth proportional to 3,316,681.40, 4,576,966.72 and 1,866,376 is: 2,575,568.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,681.40 : 4,576,966.72 = 1,866,376 : x
  2. Step 2: Convert to fraction form
    3,316,681.40/4,576,966.72 = 1,866,376/x
  3. Step 3: Cross multiply
    3,316,681.40x = 4,576,966.72 × 1,866,376
  4. Step 4: Simplify right side
    3,316,681.40x = 8,542,340,839,006.72
  5. Step 5: Solve for x
    x = 8,542,340,839,006.72/3,316,681.40
  6. Step 6: Final answer
    x = 2,575,568.71

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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.