Home / 1,178,841.60-1,767,225.60-705,715.20

Finding the Fourth Proportional to 1,178,841.60, 1,767,225.60 and 705,715.20

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Solution

The fourth proportional to 1,178,841.60, 1,767,225.60 and 705,715.20 is: 1,057,952.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,841.60 : 1,767,225.60 = 705,715.20 : x
  2. Step 2: Convert to fraction form
    1,178,841.60/1,767,225.60 = 705,715.20/x
  3. Step 3: Cross multiply
    1,178,841.60x = 1,767,225.60 × 705,715.20
  4. Step 4: Simplify right side
    1,178,841.60x = 1,247,157,967,749.12
  5. Step 5: Solve for x
    x = 1,247,157,967,749.12/1,178,841.60
  6. Step 6: Final answer
    x = 1,057,952.12

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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.