Home / 1,176,562.67-1,623,636.29-660,328.61

Finding the Fourth Proportional to 1,176,562.67, 1,623,636.29 and 660,328.61

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Solution

The fourth proportional to 1,176,562.67, 1,623,636.29 and 660,328.61 is: 911,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,562.67 : 1,623,636.29 = 660,328.61 : x
  2. Step 2: Convert to fraction form
    1,176,562.67/1,623,636.29 = 660,328.61/x
  3. Step 3: Cross multiply
    1,176,562.67x = 1,623,636.29 × 660,328.61
  4. Step 4: Simplify right side
    1,176,562.67x = 1,072,133,488,053.90
  5. Step 5: Solve for x
    x = 1,072,133,488,053.90/1,176,562.67
  6. Step 6: Final answer
    x = 911,242.15

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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.