Home / 1,031,502.15-1,423,401.62-572,580.63

Finding the Fourth Proportional to 1,031,502.15, 1,423,401.62 and 572,580.63

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Solution

The fourth proportional to 1,031,502.15, 1,423,401.62 and 572,580.63 is: 790,121.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,502.15 : 1,423,401.62 = 572,580.63 : x
  2. Step 2: Convert to fraction form
    1,031,502.15/1,423,401.62 = 572,580.63/x
  3. Step 3: Cross multiply
    1,031,502.15x = 1,423,401.62 × 572,580.63
  4. Step 4: Simplify right side
    1,031,502.15x = 815,012,193,459.72
  5. Step 5: Solve for x
    x = 815,012,193,459.72/1,031,502.15
  6. Step 6: Final answer
    x = 790,121.66

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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.