Home / 1,330,005.75-1,835,419.59-757,082.76

Finding the Fourth Proportional to 1,330,005.75, 1,835,419.59 and 757,082.76

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Solution

The fourth proportional to 1,330,005.75, 1,835,419.59 and 757,082.76 is: 1,044,780.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,005.75 : 1,835,419.59 = 757,082.76 : x
  2. Step 2: Convert to fraction form
    1,330,005.75/1,835,419.59 = 757,082.76/x
  3. Step 3: Cross multiply
    1,330,005.75x = 1,835,419.59 × 757,082.76
  4. Step 4: Simplify right side
    1,330,005.75x = 1,389,564,528,955.27
  5. Step 5: Solve for x
    x = 1,389,564,528,955.27/1,330,005.75
  6. Step 6: Final answer
    x = 1,044,780.84

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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.