Home / 1,617,309.10-2,425,963.65-1,443,126.70

Finding the Fourth Proportional to 1,617,309.10, 2,425,963.65 and 1,443,126.70

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Solution

The fourth proportional to 1,617,309.10, 2,425,963.65 and 1,443,126.70 is: 2,164,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,309.10 : 2,425,963.65 = 1,443,126.70 : x
  2. Step 2: Convert to fraction form
    1,617,309.10/2,425,963.65 = 1,443,126.70/x
  3. Step 3: Cross multiply
    1,617,309.10x = 2,425,963.65 × 1,443,126.70
  4. Step 4: Simplify right side
    1,617,309.10x = 3,500,972,916,544.45
  5. Step 5: Solve for x
    x = 3,500,972,916,544.45/1,617,309.10
  6. Step 6: Final answer
    x = 2,164,690.05

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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.