Home / 1,234,328.87-1,703,293.83-690,370.53

Finding the Fourth Proportional to 1,234,328.87, 1,703,293.83 and 690,370.53

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Solution

The fourth proportional to 1,234,328.87, 1,703,293.83 and 690,370.53 is: 952,666.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,328.87 : 1,703,293.83 = 690,370.53 : x
  2. Step 2: Convert to fraction form
    1,234,328.87/1,703,293.83 = 690,370.53/x
  3. Step 3: Cross multiply
    1,234,328.87x = 1,703,293.83 × 690,370.53
  4. Step 4: Simplify right side
    1,234,328.87x = 1,175,903,864,162.83
  5. Step 5: Solve for x
    x = 1,175,903,864,162.83/1,234,328.87
  6. Step 6: Final answer
    x = 952,666.58

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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.