Home / 1,457,364.20-2,186,046.30-1,345,389.80

Finding the Fourth Proportional to 1,457,364.20, 2,186,046.30 and 1,345,389.80

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Solution

The fourth proportional to 1,457,364.20, 2,186,046.30 and 1,345,389.80 is: 2,018,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,364.20 : 2,186,046.30 = 1,345,389.80 : x
  2. Step 2: Convert to fraction form
    1,457,364.20/2,186,046.30 = 1,345,389.80/x
  3. Step 3: Cross multiply
    1,457,364.20x = 2,186,046.30 × 1,345,389.80
  4. Step 4: Simplify right side
    1,457,364.20x = 2,941,084,394,347.74
  5. Step 5: Solve for x
    x = 2,941,084,394,347.74/1,457,364.20
  6. Step 6: Final answer
    x = 2,018,084.70

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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.