Home / 1,525,377.96-2,288,669.60-578,999.88

Finding the Fourth Proportional to 1,525,377.96, 2,288,669.60 and 578,999.88

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Solution

The fourth proportional to 1,525,377.96, 2,288,669.60 and 578,999.88 is: 868,728.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,377.96 : 2,288,669.60 = 578,999.88 : x
  2. Step 2: Convert to fraction form
    1,525,377.96/2,288,669.60 = 578,999.88/x
  3. Step 3: Cross multiply
    1,525,377.96x = 2,288,669.60 × 578,999.88
  4. Step 4: Simplify right side
    1,525,377.96x = 1,325,139,423,759.65
  5. Step 5: Solve for x
    x = 1,325,139,423,759.65/1,525,377.96
  6. Step 6: Final answer
    x = 868,728.58

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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.