Home / 1,818,901.88-2,728,341.87-471,061.07

Finding the Fourth Proportional to 1,818,901.88, 2,728,341.87 and 471,061.07

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Solution

The fourth proportional to 1,818,901.88, 2,728,341.87 and 471,061.07 is: 706,588.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,901.88 : 2,728,341.87 = 471,061.07 : x
  2. Step 2: Convert to fraction form
    1,818,901.88/2,728,341.87 = 471,061.07/x
  3. Step 3: Cross multiply
    1,818,901.88x = 2,728,341.87 × 471,061.07
  4. Step 4: Simplify right side
    1,818,901.88x = 1,285,215,626,966.29
  5. Step 5: Solve for x
    x = 1,285,215,626,966.29/1,818,901.88
  6. Step 6: Final answer
    x = 706,588.76

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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.