Home / 1,754,166.60-2,631,249.90-424,470.60

Finding the Fourth Proportional to 1,754,166.60, 2,631,249.90 and 424,470.60

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Solution

The fourth proportional to 1,754,166.60, 2,631,249.90 and 424,470.60 is: 636,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,166.60 : 2,631,249.90 = 424,470.60 : x
  2. Step 2: Convert to fraction form
    1,754,166.60/2,631,249.90 = 424,470.60/x
  3. Step 3: Cross multiply
    1,754,166.60x = 2,631,249.90 × 424,470.60
  4. Step 4: Simplify right side
    1,754,166.60x = 1,116,888,223,802.94
  5. Step 5: Solve for x
    x = 1,116,888,223,802.94/1,754,166.60
  6. Step 6: Final answer
    x = 636,705.90

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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.