Home / 1,431,527.77-2,147,235.45-484,898.46

Finding the Fourth Proportional to 1,431,527.77, 2,147,235.45 and 484,898.46

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Solution

The fourth proportional to 1,431,527.77, 2,147,235.45 and 484,898.46 is: 727,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,527.77 : 2,147,235.45 = 484,898.46 : x
  2. Step 2: Convert to fraction form
    1,431,527.77/2,147,235.45 = 484,898.46/x
  3. Step 3: Cross multiply
    1,431,527.77x = 2,147,235.45 × 484,898.46
  4. Step 4: Simplify right side
    1,431,527.77x = 1,041,191,162,962.41
  5. Step 5: Solve for x
    x = 1,041,191,162,962.41/1,431,527.77
  6. Step 6: Final answer
    x = 727,328.65

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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.