Home / 1,522,096.70-2,100,508.77-918,368.06

Finding the Fourth Proportional to 1,522,096.70, 2,100,508.77 and 918,368.06

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Solution

The fourth proportional to 1,522,096.70, 2,100,508.77 and 918,368.06 is: 1,267,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,096.70 : 2,100,508.77 = 918,368.06 : x
  2. Step 2: Convert to fraction form
    1,522,096.70/2,100,508.77 = 918,368.06/x
  3. Step 3: Cross multiply
    1,522,096.70x = 2,100,508.77 × 918,368.06
  4. Step 4: Simplify right side
    1,522,096.70x = 1,929,040,164,117.89
  5. Step 5: Solve for x
    x = 1,929,040,164,117.89/1,522,096.70
  6. Step 6: Final answer
    x = 1,267,357.17

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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.