Home / 1,240,516.04-1,711,905.65-696,674.75

Finding the Fourth Proportional to 1,240,516.04, 1,711,905.65 and 696,674.75

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Solution

The fourth proportional to 1,240,516.04, 1,711,905.65 and 696,674.75 is: 961,407.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,516.04 : 1,711,905.65 = 696,674.75 : x
  2. Step 2: Convert to fraction form
    1,240,516.04/1,711,905.65 = 696,674.75/x
  3. Step 3: Cross multiply
    1,240,516.04x = 1,711,905.65 × 696,674.75
  4. Step 4: Simplify right side
    1,240,516.04x = 1,192,641,440,737.34
  5. Step 5: Solve for x
    x = 1,192,641,440,737.34/1,240,516.04
  6. Step 6: Final answer
    x = 961,407.51

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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.