Home / 1,215,374.01-1,822,084.08-835,168.20

Finding the Fourth Proportional to 1,215,374.01, 1,822,084.08 and 835,168.20

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Solution

The fourth proportional to 1,215,374.01, 1,822,084.08 and 835,168.20 is: 1,252,080.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,374.01 : 1,822,084.08 = 835,168.20 : x
  2. Step 2: Convert to fraction form
    1,215,374.01/1,822,084.08 = 835,168.20/x
  3. Step 3: Cross multiply
    1,215,374.01x = 1,822,084.08 × 835,168.20
  4. Step 4: Simplify right side
    1,215,374.01x = 1,521,746,681,342.26
  5. Step 5: Solve for x
    x = 1,521,746,681,342.26/1,215,374.01
  6. Step 6: Final answer
    x = 1,252,080.98

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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.