Home / 3,119,862.64-4,676,693.64-2,171,240.32

Finding the Fourth Proportional to 3,119,862.64, 4,676,693.64 and 2,171,240.32

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Solution

The fourth proportional to 3,119,862.64, 4,676,693.64 and 2,171,240.32 is: 3,254,702.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,862.64 : 4,676,693.64 = 2,171,240.32 : x
  2. Step 2: Convert to fraction form
    3,119,862.64/4,676,693.64 = 2,171,240.32/x
  3. Step 3: Cross multiply
    3,119,862.64x = 4,676,693.64 × 2,171,240.32
  4. Step 4: Simplify right side
    3,119,862.64x = 10,154,225,795,455.56
  5. Step 5: Solve for x
    x = 10,154,225,795,455.56/3,119,862.64
  6. Step 6: Final answer
    x = 3,254,702.84

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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.