Home / 784,004.70-1,176,007.05-714,020.70

Finding the Fourth Proportional to 784,004.70, 1,176,007.05 and 714,020.70

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Solution

The fourth proportional to 784,004.70, 1,176,007.05 and 714,020.70 is: 1,071,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,004.70 : 1,176,007.05 = 714,020.70 : x
  2. Step 2: Convert to fraction form
    784,004.70/1,176,007.05 = 714,020.70/x
  3. Step 3: Cross multiply
    784,004.70x = 1,176,007.05 × 714,020.70
  4. Step 4: Simplify right side
    784,004.70x = 839,693,377,045.94
  5. Step 5: Solve for x
    x = 839,693,377,045.94/784,004.70
  6. Step 6: Final answer
    x = 1,071,031.05

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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.