Home / 2,120,981.06-2,926,929.26-1,154,094.69

Finding the Fourth Proportional to 2,120,981.06, 2,926,929.26 and 1,154,094.69

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Solution

The fourth proportional to 2,120,981.06, 2,926,929.26 and 1,154,094.69 is: 1,592,637.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,981.06 : 2,926,929.26 = 1,154,094.69 : x
  2. Step 2: Convert to fraction form
    2,120,981.06/2,926,929.26 = 1,154,094.69/x
  3. Step 3: Cross multiply
    2,120,981.06x = 2,926,929.26 × 1,154,094.69
  4. Step 4: Simplify right side
    2,120,981.06x = 3,377,953,530,832.85
  5. Step 5: Solve for x
    x = 3,377,953,530,832.85/2,120,981.06
  6. Step 6: Final answer
    x = 1,592,637.29

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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.