Home / 1,528,442.88-2,289,168-730,285.44

Finding the Fourth Proportional to 1,528,442.88, 2,289,168 and 730,285.44

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Solution

The fourth proportional to 1,528,442.88, 2,289,168 and 730,285.44 is: 1,093,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,442.88 : 2,289,168 = 730,285.44 : x
  2. Step 2: Convert to fraction form
    1,528,442.88/2,289,168 = 730,285.44/x
  3. Step 3: Cross multiply
    1,528,442.88x = 2,289,168 × 730,285.44
  4. Step 4: Simplify right side
    1,528,442.88x = 1,671,746,060,113.92
  5. Step 5: Solve for x
    x = 1,671,746,060,113.92/1,528,442.88
  6. Step 6: Final answer
    x = 1,093,757.63

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1.5x scale

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.