Home / 2,989,427.10-4,484,140.65-2,824,089.90

Finding the Fourth Proportional to 2,989,427.10, 4,484,140.65 and 2,824,089.90

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Solution

The fourth proportional to 2,989,427.10, 4,484,140.65 and 2,824,089.90 is: 4,236,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,427.10 : 4,484,140.65 = 2,824,089.90 : x
  2. Step 2: Convert to fraction form
    2,989,427.10/4,484,140.65 = 2,824,089.90/x
  3. Step 3: Cross multiply
    2,989,427.10x = 4,484,140.65 × 2,824,089.90
  4. Step 4: Simplify right side
    2,989,427.10x = 12,663,616,319,844.44
  5. Step 5: Solve for x
    x = 12,663,616,319,844.44/2,989,427.10
  6. Step 6: Final answer
    x = 4,236,134.85

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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.