Home / 1,430,529.76-2,145,797.52-532,168.48

Finding the Fourth Proportional to 1,430,529.76, 2,145,797.52 and 532,168.48

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Solution

The fourth proportional to 1,430,529.76, 2,145,797.52 and 532,168.48 is: 798,253.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,529.76 : 2,145,797.52 = 532,168.48 : x
  2. Step 2: Convert to fraction form
    1,430,529.76/2,145,797.52 = 532,168.48/x
  3. Step 3: Cross multiply
    1,430,529.76x = 2,145,797.52 × 532,168.48
  4. Step 4: Simplify right side
    1,430,529.76x = 1,141,925,804,606.17
  5. Step 5: Solve for x
    x = 1,141,925,804,606.17/1,430,529.76
  6. Step 6: Final answer
    x = 798,253.79

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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.