Home / 1,226,345.80-1,839,810.30-516,008.20

Finding the Fourth Proportional to 1,226,345.80, 1,839,810.30 and 516,008.20

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Solution

The fourth proportional to 1,226,345.80, 1,839,810.30 and 516,008.20 is: 774,135.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,345.80 : 1,839,810.30 = 516,008.20 : x
  2. Step 2: Convert to fraction form
    1,226,345.80/1,839,810.30 = 516,008.20/x
  3. Step 3: Cross multiply
    1,226,345.80x = 1,839,810.30 × 516,008.20
  4. Step 4: Simplify right side
    1,226,345.80x = 949,357,201,244.46
  5. Step 5: Solve for x
    x = 949,357,201,244.46/1,226,345.80
  6. Step 6: Final answer
    x = 774,135.00

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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.