Home / 1,158,995.20-1,738,492.80-653,036.80

Finding the Fourth Proportional to 1,158,995.20, 1,738,492.80 and 653,036.80

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Solution

The fourth proportional to 1,158,995.20, 1,738,492.80 and 653,036.80 is: 979,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,995.20 : 1,738,492.80 = 653,036.80 : x
  2. Step 2: Convert to fraction form
    1,158,995.20/1,738,492.80 = 653,036.80/x
  3. Step 3: Cross multiply
    1,158,995.20x = 1,738,492.80 × 653,036.80
  4. Step 4: Simplify right side
    1,158,995.20x = 1,135,299,774,935.04
  5. Step 5: Solve for x
    x = 1,135,299,774,935.04/1,158,995.20
  6. Step 6: Final answer
    x = 979,555.20

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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.