Home / 1,159,128.70-1,738,693.05-960,063.10

Finding the Fourth Proportional to 1,159,128.70, 1,738,693.05 and 960,063.10

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Solution

The fourth proportional to 1,159,128.70, 1,738,693.05 and 960,063.10 is: 1,440,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,128.70 : 1,738,693.05 = 960,063.10 : x
  2. Step 2: Convert to fraction form
    1,159,128.70/1,738,693.05 = 960,063.10/x
  3. Step 3: Cross multiply
    1,159,128.70x = 1,738,693.05 × 960,063.10
  4. Step 4: Simplify right side
    1,159,128.70x = 1,669,255,039,531.46
  5. Step 5: Solve for x
    x = 1,669,255,039,531.46/1,159,128.70
  6. Step 6: Final answer
    x = 1,440,094.65

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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.