Home / 1,010,529.08-1,390,990.52-881,239.46

Finding the Fourth Proportional to 1,010,529.08, 1,390,990.52 and 881,239.46

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Solution

The fourth proportional to 1,010,529.08, 1,390,990.52 and 881,239.46 is: 1,213,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,529.08 : 1,390,990.52 = 881,239.46 : x
  2. Step 2: Convert to fraction form
    1,010,529.08/1,390,990.52 = 881,239.46/x
  3. Step 3: Cross multiply
    1,010,529.08x = 1,390,990.52 × 881,239.46
  4. Step 4: Simplify right side
    1,010,529.08x = 1,225,795,734,709.92
  5. Step 5: Solve for x
    x = 1,225,795,734,709.92/1,010,529.08
  6. Step 6: Final answer
    x = 1,213,023.71

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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.