Home / 1,463,957.46-2,020,020.30-919,708.02

Finding the Fourth Proportional to 1,463,957.46, 2,020,020.30 and 919,708.02

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Solution

The fourth proportional to 1,463,957.46, 2,020,020.30 and 919,708.02 is: 1,269,045.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,957.46 : 2,020,020.30 = 919,708.02 : x
  2. Step 2: Convert to fraction form
    1,463,957.46/2,020,020.30 = 919,708.02/x
  3. Step 3: Cross multiply
    1,463,957.46x = 2,020,020.30 × 919,708.02
  4. Step 4: Simplify right side
    1,463,957.46x = 1,857,828,870,472.81
  5. Step 5: Solve for x
    x = 1,857,828,870,472.81/1,463,957.46
  6. Step 6: Final answer
    x = 1,269,045.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.