Home / 1,643,332.80-2,464,999.20-578,539.20

Finding the Fourth Proportional to 1,643,332.80, 2,464,999.20 and 578,539.20

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Solution

The fourth proportional to 1,643,332.80, 2,464,999.20 and 578,539.20 is: 867,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,332.80 : 2,464,999.20 = 578,539.20 : x
  2. Step 2: Convert to fraction form
    1,643,332.80/2,464,999.20 = 578,539.20/x
  3. Step 3: Cross multiply
    1,643,332.80x = 2,464,999.20 × 578,539.20
  4. Step 4: Simplify right side
    1,643,332.80x = 1,426,098,665,168.64
  5. Step 5: Solve for x
    x = 1,426,098,665,168.64/1,643,332.80
  6. Step 6: Final answer
    x = 867,808.80

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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.