Home / 1,130,738.20-1,696,315.10-372,624.37

Finding the Fourth Proportional to 1,130,738.20, 1,696,315.10 and 372,624.37

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Solution

The fourth proportional to 1,130,738.20, 1,696,315.10 and 372,624.37 is: 559,005.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,738.20 : 1,696,315.10 = 372,624.37 : x
  2. Step 2: Convert to fraction form
    1,130,738.20/1,696,315.10 = 372,624.37/x
  3. Step 3: Cross multiply
    1,130,738.20x = 1,696,315.10 × 372,624.37
  4. Step 4: Simplify right side
    1,130,738.20x = 632,088,339,355.08
  5. Step 5: Solve for x
    x = 632,088,339,355.08/1,130,738.20
  6. Step 6: Final answer
    x = 559,005.03

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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.