Home / 1,052,110.20-1,578,399.18-490,838.52

Finding the Fourth Proportional to 1,052,110.20, 1,578,399.18 and 490,838.52

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Solution

The fourth proportional to 1,052,110.20, 1,578,399.18 and 490,838.52 is: 736,366.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,110.20 : 1,578,399.18 = 490,838.52 : x
  2. Step 2: Convert to fraction form
    1,052,110.20/1,578,399.18 = 490,838.52/x
  3. Step 3: Cross multiply
    1,052,110.20x = 1,578,399.18 × 490,838.52
  4. Step 4: Simplify right side
    1,052,110.20x = 774,739,117,480.41
  5. Step 5: Solve for x
    x = 774,739,117,480.41/1,052,110.20
  6. Step 6: Final answer
    x = 736,366.89

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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.