Home / 2,912,127.53-4,368,191.29-890,371.44

Finding the Fourth Proportional to 2,912,127.53, 4,368,191.29 and 890,371.44

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Solution

The fourth proportional to 2,912,127.53, 4,368,191.29 and 890,371.44 is: 1,335,557.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,127.53 : 4,368,191.29 = 890,371.44 : x
  2. Step 2: Convert to fraction form
    2,912,127.53/4,368,191.29 = 890,371.44/x
  3. Step 3: Cross multiply
    2,912,127.53x = 4,368,191.29 × 890,371.44
  4. Step 4: Simplify right side
    2,912,127.53x = 3,889,312,771,855.17
  5. Step 5: Solve for x
    x = 3,889,312,771,855.17/2,912,127.53
  6. Step 6: Final answer
    x = 1,335,557.16

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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.