Home / 1,294,868.40-1,942,302.60-790,983.60

Finding the Fourth Proportional to 1,294,868.40, 1,942,302.60 and 790,983.60

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Solution

The fourth proportional to 1,294,868.40, 1,942,302.60 and 790,983.60 is: 1,186,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,868.40 : 1,942,302.60 = 790,983.60 : x
  2. Step 2: Convert to fraction form
    1,294,868.40/1,942,302.60 = 790,983.60/x
  3. Step 3: Cross multiply
    1,294,868.40x = 1,942,302.60 × 790,983.60
  4. Step 4: Simplify right side
    1,294,868.40x = 1,536,329,502,837.36
  5. Step 5: Solve for x
    x = 1,536,329,502,837.36/1,294,868.40
  6. Step 6: Final answer
    x = 1,186,475.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.