Home / 1,525,572.08-2,287,471.98-578,426.12

Finding the Fourth Proportional to 1,525,572.08, 2,287,471.98 and 578,426.12

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Solution

The fourth proportional to 1,525,572.08, 2,287,471.98 and 578,426.12 is: 867,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,572.08 : 2,287,471.98 = 578,426.12 : x
  2. Step 2: Convert to fraction form
    1,525,572.08/2,287,471.98 = 578,426.12/x
  3. Step 3: Cross multiply
    1,525,572.08x = 2,287,471.98 × 578,426.12
  4. Step 4: Simplify right side
    1,525,572.08x = 1,323,133,542,000.12
  5. Step 5: Solve for x
    x = 1,323,133,542,000.12/1,525,572.08
  6. Step 6: Final answer
    x = 867,303.20

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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.