Home / 1,207,792.46-1,666,774.32-663,951.20

Finding the Fourth Proportional to 1,207,792.46, 1,666,774.32 and 663,951.20

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Solution

The fourth proportional to 1,207,792.46, 1,666,774.32 and 663,951.20 is: 916,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,792.46 : 1,666,774.32 = 663,951.20 : x
  2. Step 2: Convert to fraction form
    1,207,792.46/1,666,774.32 = 663,951.20/x
  3. Step 3: Cross multiply
    1,207,792.46x = 1,666,774.32 × 663,951.20
  4. Step 4: Simplify right side
    1,207,792.46x = 1,106,656,809,893.18
  5. Step 5: Solve for x
    x = 1,106,656,809,893.18/1,207,792.46
  6. Step 6: Final answer
    x = 916,264.05

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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.