Home / 1,686,510.44-2,528,003.10-739,082.60

Finding the Fourth Proportional to 1,686,510.44, 2,528,003.10 and 739,082.60

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Solution

The fourth proportional to 1,686,510.44, 2,528,003.10 and 739,082.60 is: 1,107,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,510.44 : 2,528,003.10 = 739,082.60 : x
  2. Step 2: Convert to fraction form
    1,686,510.44/2,528,003.10 = 739,082.60/x
  3. Step 3: Cross multiply
    1,686,510.44x = 2,528,003.10 × 739,082.60
  4. Step 4: Simplify right side
    1,686,510.44x = 1,868,403,103,956.06
  5. Step 5: Solve for x
    x = 1,868,403,103,956.06/1,686,510.44
  6. Step 6: Final answer
    x = 1,107,851.49

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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.