Home / 2,969,439.16-4,097,837.28-1,611,312.16

Finding the Fourth Proportional to 2,969,439.16, 4,097,837.28 and 1,611,312.16

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Solution

The fourth proportional to 2,969,439.16, 4,097,837.28 and 1,611,312.16 is: 2,223,616.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,439.16 : 4,097,837.28 = 1,611,312.16 : x
  2. Step 2: Convert to fraction form
    2,969,439.16/4,097,837.28 = 1,611,312.16/x
  3. Step 3: Cross multiply
    2,969,439.16x = 4,097,837.28 × 1,611,312.16
  4. Step 4: Simplify right side
    2,969,439.16x = 6,602,895,038,965.32
  5. Step 5: Solve for x
    x = 6,602,895,038,965.32/2,969,439.16
  6. Step 6: Final answer
    x = 2,223,616.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.