Home / 1,510,695.30-2,084,694.36-822,368.22

Finding the Fourth Proportional to 1,510,695.30, 2,084,694.36 and 822,368.22

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Solution

The fourth proportional to 1,510,695.30, 2,084,694.36 and 822,368.22 is: 1,134,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,695.30 : 2,084,694.36 = 822,368.22 : x
  2. Step 2: Convert to fraction form
    1,510,695.30/2,084,694.36 = 822,368.22/x
  3. Step 3: Cross multiply
    1,510,695.30x = 2,084,694.36 × 822,368.22
  4. Step 4: Simplify right side
    1,510,695.30x = 1,714,386,390,077.24
  5. Step 5: Solve for x
    x = 1,714,386,390,077.24/1,510,695.30
  6. Step 6: Final answer
    x = 1,134,832.68

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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.