Home / 1,215,140.20-1,822,710.30-583,901.80

Finding the Fourth Proportional to 1,215,140.20, 1,822,710.30 and 583,901.80

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Solution

The fourth proportional to 1,215,140.20, 1,822,710.30 and 583,901.80 is: 875,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,140.20 : 1,822,710.30 = 583,901.80 : x
  2. Step 2: Convert to fraction form
    1,215,140.20/1,822,710.30 = 583,901.80/x
  3. Step 3: Cross multiply
    1,215,140.20x = 1,822,710.30 × 583,901.80
  4. Step 4: Simplify right side
    1,215,140.20x = 1,064,283,825,048.54
  5. Step 5: Solve for x
    x = 1,064,283,825,048.54/1,215,140.20
  6. Step 6: Final answer
    x = 875,852.70

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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.