Home / 1,400,224.79-2,099,869.18-547,075.15

Finding the Fourth Proportional to 1,400,224.79, 2,099,869.18 and 547,075.15

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Solution

The fourth proportional to 1,400,224.79, 2,099,869.18 and 547,075.15 is: 820,429.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,224.79 : 2,099,869.18 = 547,075.15 : x
  2. Step 2: Convert to fraction form
    1,400,224.79/2,099,869.18 = 547,075.15/x
  3. Step 3: Cross multiply
    1,400,224.79x = 2,099,869.18 × 547,075.15
  4. Step 4: Simplify right side
    1,400,224.79x = 1,148,786,240,011.52
  5. Step 5: Solve for x
    x = 1,148,786,240,011.52/1,400,224.79
  6. Step 6: Final answer
    x = 820,429.87

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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.