Home / 1,525,526.40-2,287,252.80-578,755.20

Finding the Fourth Proportional to 1,525,526.40, 2,287,252.80 and 578,755.20

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Solution

The fourth proportional to 1,525,526.40, 2,287,252.80 and 578,755.20 is: 867,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,526.40 : 2,287,252.80 = 578,755.20 : x
  2. Step 2: Convert to fraction form
    1,525,526.40/2,287,252.80 = 578,755.20/x
  3. Step 3: Cross multiply
    1,525,526.40x = 2,287,252.80 × 578,755.20
  4. Step 4: Simplify right side
    1,525,526.40x = 1,323,759,451,714.56
  5. Step 5: Solve for x
    x = 1,323,759,451,714.56/1,525,526.40
  6. Step 6: Final answer
    x = 867,739.46

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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.