Home / 1,640,576.10-2,460,864.15-1,073,705.70

Finding the Fourth Proportional to 1,640,576.10, 2,460,864.15 and 1,073,705.70

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Solution

The fourth proportional to 1,640,576.10, 2,460,864.15 and 1,073,705.70 is: 1,610,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,576.10 : 2,460,864.15 = 1,073,705.70 : x
  2. Step 2: Convert to fraction form
    1,640,576.10/2,460,864.15 = 1,073,705.70/x
  3. Step 3: Cross multiply
    1,640,576.10x = 2,460,864.15 × 1,073,705.70
  4. Step 4: Simplify right side
    1,640,576.10x = 2,642,243,864,780.65
  5. Step 5: Solve for x
    x = 2,642,243,864,780.65/1,640,576.10
  6. Step 6: Final answer
    x = 1,610,558.55

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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.