Home / 1,152,236.75-1,590,835.65-1,031,169.89

Finding the Fourth Proportional to 1,152,236.75, 1,590,835.65 and 1,031,169.89

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Solution

The fourth proportional to 1,152,236.75, 1,590,835.65 and 1,031,169.89 is: 1,423,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,236.75 : 1,590,835.65 = 1,031,169.89 : x
  2. Step 2: Convert to fraction form
    1,152,236.75/1,590,835.65 = 1,031,169.89/x
  3. Step 3: Cross multiply
    1,152,236.75x = 1,590,835.65 × 1,031,169.89
  4. Step 4: Simplify right side
    1,152,236.75x = 1,640,421,822,328.78
  5. Step 5: Solve for x
    x = 1,640,421,822,328.78/1,152,236.75
  6. Step 6: Final answer
    x = 1,423,684.70

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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.