Home / 1,528,444.88-2,289,171-730,287.44

Finding the Fourth Proportional to 1,528,444.88, 2,289,171 and 730,287.44

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Solution

The fourth proportional to 1,528,444.88, 2,289,171 and 730,287.44 is: 1,093,760.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,444.88 : 2,289,171 = 730,287.44 : x
  2. Step 2: Convert to fraction form
    1,528,444.88/2,289,171 = 730,287.44/x
  3. Step 3: Cross multiply
    1,528,444.88x = 2,289,171 × 730,287.44
  4. Step 4: Simplify right side
    1,528,444.88x = 1,671,752,829,312.24
  5. Step 5: Solve for x
    x = 1,671,752,829,312.24/1,528,444.88
  6. Step 6: Final answer
    x = 1,093,760.63

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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.