Home / 4,737,621.15-7,106,432.87-1,326,410.30

Finding the Fourth Proportional to 4,737,621.15, 7,106,432.87 and 1,326,410.30

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Solution

The fourth proportional to 4,737,621.15, 7,106,432.87 and 1,326,410.30 is: 1,989,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737,621.15 : 7,106,432.87 = 1,326,410.30 : x
  2. Step 2: Convert to fraction form
    4,737,621.15/7,106,432.87 = 1,326,410.30/x
  3. Step 3: Cross multiply
    4,737,621.15x = 7,106,432.87 × 1,326,410.30
  4. Step 4: Simplify right side
    4,737,621.15x = 9,426,045,776,108.67
  5. Step 5: Solve for x
    x = 9,426,045,776,108.67/4,737,621.15
  6. Step 6: Final answer
    x = 1,989,615.78

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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.