Home / 1,641,964.80-2,462,700.96-519,888

Finding the Fourth Proportional to 1,641,964.80, 2,462,700.96 and 519,888

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Solution

The fourth proportional to 1,641,964.80, 2,462,700.96 and 519,888 is: 779,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,964.80 : 2,462,700.96 = 519,888 : x
  2. Step 2: Convert to fraction form
    1,641,964.80/2,462,700.96 = 519,888/x
  3. Step 3: Cross multiply
    1,641,964.80x = 2,462,700.96 × 519,888
  4. Step 4: Simplify right side
    1,641,964.80x = 1,280,328,676,692.48
  5. Step 5: Solve for x
    x = 1,280,328,676,692.48/1,641,964.80
  6. Step 6: Final answer
    x = 779,754.03

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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.