Home / 1,510,530.90-2,084,576.92-822,247.62

Finding the Fourth Proportional to 1,510,530.90, 2,084,576.92 and 822,247.62

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Solution

The fourth proportional to 1,510,530.90, 2,084,576.92 and 822,247.62 is: 1,134,725.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,530.90 : 2,084,576.92 = 822,247.62 : x
  2. Step 2: Convert to fraction form
    1,510,530.90/2,084,576.92 = 822,247.62/x
  3. Step 3: Cross multiply
    1,510,530.90x = 2,084,576.92 × 822,247.62
  4. Step 4: Simplify right side
    1,510,530.90x = 1,714,038,411,176.93
  5. Step 5: Solve for x
    x = 1,714,038,411,176.93/1,510,530.90
  6. Step 6: Final answer
    x = 1,134,725.82

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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.