Home / 3,425,442.40-4,727,167.32-1,876,681.36

Finding the Fourth Proportional to 3,425,442.40, 4,727,167.32 and 1,876,681.36

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Solution

The fourth proportional to 3,425,442.40, 4,727,167.32 and 1,876,681.36 is: 2,589,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,442.40 : 4,727,167.32 = 1,876,681.36 : x
  2. Step 2: Convert to fraction form
    3,425,442.40/4,727,167.32 = 1,876,681.36/x
  3. Step 3: Cross multiply
    3,425,442.40x = 4,727,167.32 × 1,876,681.36
  4. Step 4: Simplify right side
    3,425,442.40x = 8,871,386,795,045.16
  5. Step 5: Solve for x
    x = 8,871,386,795,045.16/3,425,442.40
  6. Step 6: Final answer
    x = 2,589,851.40

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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.