Home / 1,344,423.40-2,014,734.30-745,648.36

Finding the Fourth Proportional to 1,344,423.40, 2,014,734.30 and 745,648.36

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Solution

The fourth proportional to 1,344,423.40, 2,014,734.30 and 745,648.36 is: 1,117,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,423.40 : 2,014,734.30 = 745,648.36 : x
  2. Step 2: Convert to fraction form
    1,344,423.40/2,014,734.30 = 745,648.36/x
  3. Step 3: Cross multiply
    1,344,423.40x = 2,014,734.30 × 745,648.36
  4. Step 4: Simplify right side
    1,344,423.40x = 1,502,283,326,630.75
  5. Step 5: Solve for x
    x = 1,502,283,326,630.75/1,344,423.40
  6. Step 6: Final answer
    x = 1,117,418.31

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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.