Home / 1,031,205.76-1,423,073.66-578,506.48

Finding the Fourth Proportional to 1,031,205.76, 1,423,073.66 and 578,506.48

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Solution

The fourth proportional to 1,031,205.76, 1,423,073.66 and 578,506.48 is: 798,344.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,205.76 : 1,423,073.66 = 578,506.48 : x
  2. Step 2: Convert to fraction form
    1,031,205.76/1,423,073.66 = 578,506.48/x
  3. Step 3: Cross multiply
    1,031,205.76x = 1,423,073.66 × 578,506.48
  4. Step 4: Simplify right side
    1,031,205.76x = 823,257,333,827.32
  5. Step 5: Solve for x
    x = 823,257,333,827.32/1,031,205.76
  6. Step 6: Final answer
    x = 798,344.39

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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.