Home / 1,721,419.48-2,375,616.36-947,082.16

Finding the Fourth Proportional to 1,721,419.48, 2,375,616.36 and 947,082.16

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Solution

The fourth proportional to 1,721,419.48, 2,375,616.36 and 947,082.16 is: 1,307,005.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,419.48 : 2,375,616.36 = 947,082.16 : x
  2. Step 2: Convert to fraction form
    1,721,419.48/2,375,616.36 = 947,082.16/x
  3. Step 3: Cross multiply
    1,721,419.48x = 2,375,616.36 × 947,082.16
  4. Step 4: Simplify right side
    1,721,419.48x = 2,249,903,873,560.14
  5. Step 5: Solve for x
    x = 2,249,903,873,560.14/1,721,419.48
  6. Step 6: Final answer
    x = 1,307,005.00

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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.