Home / 1,039,381.79-1,435,337.51-982,774.67

Finding the Fourth Proportional to 1,039,381.79, 1,435,337.51 and 982,774.67

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Solution

The fourth proportional to 1,039,381.79, 1,435,337.51 and 982,774.67 is: 1,357,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,381.79 : 1,435,337.51 = 982,774.67 : x
  2. Step 2: Convert to fraction form
    1,039,381.79/1,435,337.51 = 982,774.67/x
  3. Step 3: Cross multiply
    1,039,381.79x = 1,435,337.51 × 982,774.67
  4. Step 4: Simplify right side
    1,039,381.79x = 1,410,613,335,638.31
  5. Step 5: Solve for x
    x = 1,410,613,335,638.31/1,039,381.79
  6. Step 6: Final answer
    x = 1,357,165.73

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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.