Home / 1,510,615.62-2,084,676.18-822,307.32

Finding the Fourth Proportional to 1,510,615.62, 2,084,676.18 and 822,307.32

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Solution

The fourth proportional to 1,510,615.62, 2,084,676.18 and 822,307.32 is: 1,134,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,615.62 : 2,084,676.18 = 822,307.32 : x
  2. Step 2: Convert to fraction form
    1,510,615.62/2,084,676.18 = 822,307.32/x
  3. Step 3: Cross multiply
    1,510,615.62x = 2,084,676.18 × 822,307.32
  4. Step 4: Simplify right side
    1,510,615.62x = 1,714,244,482,643.64
  5. Step 5: Solve for x
    x = 1,714,244,482,643.64/1,510,615.62
  6. Step 6: Final answer
    x = 1,134,798.59

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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.