Home / 3,319,308.72-4,580,158.77-1,868,715.36

Finding the Fourth Proportional to 3,319,308.72, 4,580,158.77 and 1,868,715.36

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Solution

The fourth proportional to 3,319,308.72, 4,580,158.77 and 1,868,715.36 is: 2,578,552.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,308.72 : 4,580,158.77 = 1,868,715.36 : x
  2. Step 2: Convert to fraction form
    3,319,308.72/4,580,158.77 = 1,868,715.36/x
  3. Step 3: Cross multiply
    3,319,308.72x = 4,580,158.77 × 1,868,715.36
  4. Step 4: Simplify right side
    3,319,308.72x = 8,559,013,044,737.71
  5. Step 5: Solve for x
    x = 8,559,013,044,737.71/3,319,308.72
  6. Step 6: Final answer
    x = 2,578,552.88

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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.