Home / 1,018,441.08-1,527,651.90-619,192.08

Finding the Fourth Proportional to 1,018,441.08, 1,527,651.90 and 619,192.08

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Solution

The fourth proportional to 1,018,441.08, 1,527,651.90 and 619,192.08 is: 928,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,441.08 : 1,527,651.90 = 619,192.08 : x
  2. Step 2: Convert to fraction form
    1,018,441.08/1,527,651.90 = 619,192.08/x
  3. Step 3: Cross multiply
    1,018,441.08x = 1,527,651.90 × 619,192.08
  4. Step 4: Simplify right side
    1,018,441.08x = 945,909,957,476.95
  5. Step 5: Solve for x
    x = 945,909,957,476.95/1,018,441.08
  6. Step 6: Final answer
    x = 928,782.21

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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.