Home / 1,110,750.71-1,532,838.06-620,720.22

Finding the Fourth Proportional to 1,110,750.71, 1,532,838.06 and 620,720.22

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Solution

The fourth proportional to 1,110,750.71, 1,532,838.06 and 620,720.22 is: 856,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,750.71 : 1,532,838.06 = 620,720.22 : x
  2. Step 2: Convert to fraction form
    1,110,750.71/1,532,838.06 = 620,720.22/x
  3. Step 3: Cross multiply
    1,110,750.71x = 1,532,838.06 × 620,720.22
  4. Step 4: Simplify right side
    1,110,750.71x = 951,463,585,903.42
  5. Step 5: Solve for x
    x = 951,463,585,903.42/1,110,750.71
  6. Step 6: Final answer
    x = 856,595.08

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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.