Home / 5,785,915.51-8,679,456.47-1,526,378.23

Finding the Fourth Proportional to 5,785,915.51, 8,679,456.47 and 1,526,378.23

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Solution

The fourth proportional to 5,785,915.51, 8,679,456.47 and 1,526,378.23 is: 2,289,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785,915.51 : 8,679,456.47 = 1,526,378.23 : x
  2. Step 2: Convert to fraction form
    5,785,915.51/8,679,456.47 = 1,526,378.23/x
  3. Step 3: Cross multiply
    5,785,915.51x = 8,679,456.47 × 1,526,378.23
  4. Step 4: Simplify right side
    5,785,915.51x = 13,248,133,404,040.65
  5. Step 5: Solve for x
    x = 13,248,133,404,040.65/5,785,915.51
  6. Step 6: Final answer
    x = 2,289,721.20

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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.