Home / 3,317,886.24-4,977,184.70-921,737.76

Finding the Fourth Proportional to 3,317,886.24, 4,977,184.70 and 921,737.76

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Solution

The fourth proportional to 3,317,886.24, 4,977,184.70 and 921,737.76 is: 1,382,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,886.24 : 4,977,184.70 = 921,737.76 : x
  2. Step 2: Convert to fraction form
    3,317,886.24/4,977,184.70 = 921,737.76/x
  3. Step 3: Cross multiply
    3,317,886.24x = 4,977,184.70 × 921,737.76
  4. Step 4: Simplify right side
    3,317,886.24x = 4,587,659,076,484.27
  5. Step 5: Solve for x
    x = 4,587,659,076,484.27/3,317,886.24
  6. Step 6: Final answer
    x = 1,382,705.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.