Home / 1,296,392.40-1,944,005.40-497,408.40

Finding the Fourth Proportional to 1,296,392.40, 1,944,005.40 and 497,408.40

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Solution

The fourth proportional to 1,296,392.40, 1,944,005.40 and 497,408.40 is: 745,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,392.40 : 1,944,005.40 = 497,408.40 : x
  2. Step 2: Convert to fraction form
    1,296,392.40/1,944,005.40 = 497,408.40/x
  3. Step 3: Cross multiply
    1,296,392.40x = 1,944,005.40 × 497,408.40
  4. Step 4: Simplify right side
    1,296,392.40x = 966,964,615,605.36
  5. Step 5: Solve for x
    x = 966,964,615,605.36/1,296,392.40
  6. Step 6: Final answer
    x = 745,888.83

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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.