Home / 1,754,915.65-2,421,799.61-1,029,775.45

Finding the Fourth Proportional to 1,754,915.65, 2,421,799.61 and 1,029,775.45

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Solution

The fourth proportional to 1,754,915.65, 2,421,799.61 and 1,029,775.45 is: 1,421,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,915.65 : 2,421,799.61 = 1,029,775.45 : x
  2. Step 2: Convert to fraction form
    1,754,915.65/2,421,799.61 = 1,029,775.45/x
  3. Step 3: Cross multiply
    1,754,915.65x = 2,421,799.61 × 1,029,775.45
  4. Step 4: Simplify right side
    1,754,915.65x = 2,493,909,783,197.57
  5. Step 5: Solve for x
    x = 2,493,909,783,197.57/1,754,915.65
  6. Step 6: Final answer
    x = 1,421,099.52

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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.