Home / 1,525,149.08-2,287,723.70-403,218.20

Finding the Fourth Proportional to 1,525,149.08, 2,287,723.70 and 403,218.20

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Solution

The fourth proportional to 1,525,149.08, 2,287,723.70 and 403,218.20 is: 604,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,149.08 : 2,287,723.70 = 403,218.20 : x
  2. Step 2: Convert to fraction form
    1,525,149.08/2,287,723.70 = 403,218.20/x
  3. Step 3: Cross multiply
    1,525,149.08x = 2,287,723.70 × 403,218.20
  4. Step 4: Simplify right side
    1,525,149.08x = 922,451,832,411.34
  5. Step 5: Solve for x
    x = 922,451,832,411.34/1,525,149.08
  6. Step 6: Final answer
    x = 604,827.32

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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.