Home / 1,525,523.40-2,287,248.30-578,752.20

Finding the Fourth Proportional to 1,525,523.40, 2,287,248.30 and 578,752.20

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Solution

The fourth proportional to 1,525,523.40, 2,287,248.30 and 578,752.20 is: 867,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,523.40 : 2,287,248.30 = 578,752.20 : x
  2. Step 2: Convert to fraction form
    1,525,523.40/2,287,248.30 = 578,752.20/x
  3. Step 3: Cross multiply
    1,525,523.40x = 2,287,248.30 × 578,752.20
  4. Step 4: Simplify right side
    1,525,523.40x = 1,323,749,985,571.26
  5. Step 5: Solve for x
    x = 1,323,749,985,571.26/1,525,523.40
  6. Step 6: Final answer
    x = 867,734.96

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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.