Home / 3,216,731.16-4,821,688.26-1,509,432.60

Finding the Fourth Proportional to 3,216,731.16, 4,821,688.26 and 1,509,432.60

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Solution

The fourth proportional to 3,216,731.16, 4,821,688.26 and 1,509,432.60 is: 2,262,549.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,731.16 : 4,821,688.26 = 1,509,432.60 : x
  2. Step 2: Convert to fraction form
    3,216,731.16/4,821,688.26 = 1,509,432.60/x
  3. Step 3: Cross multiply
    3,216,731.16x = 4,821,688.26 × 1,509,432.60
  4. Step 4: Simplify right side
    3,216,731.16x = 7,278,013,446,681.28
  5. Step 5: Solve for x
    x = 7,278,013,446,681.28/3,216,731.16
  6. Step 6: Final answer
    x = 2,262,549.49

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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.