Home / 1,721,979.13-2,376,271.57-947,537.55

Finding the Fourth Proportional to 1,721,979.13, 2,376,271.57 and 947,537.55

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Solution

The fourth proportional to 1,721,979.13, 2,376,271.57 and 947,537.55 is: 1,307,569.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,979.13 : 2,376,271.57 = 947,537.55 : x
  2. Step 2: Convert to fraction form
    1,721,979.13/2,376,271.57 = 947,537.55/x
  3. Step 3: Cross multiply
    1,721,979.13x = 2,376,271.57 × 947,537.55
  4. Step 4: Simplify right side
    1,721,979.13x = 2,251,606,538,301.37
  5. Step 5: Solve for x
    x = 2,251,606,538,301.37/1,721,979.13
  6. Step 6: Final answer
    x = 1,307,569.00

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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.