Home / 1,768,586.10-2,646,755.55-1,059,123.30

Finding the Fourth Proportional to 1,768,586.10, 2,646,755.55 and 1,059,123.30

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Solution

The fourth proportional to 1,768,586.10, 2,646,755.55 and 1,059,123.30 is: 1,585,017.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,586.10 : 2,646,755.55 = 1,059,123.30 : x
  2. Step 2: Convert to fraction form
    1,768,586.10/2,646,755.55 = 1,059,123.30/x
  3. Step 3: Cross multiply
    1,768,586.10x = 2,646,755.55 × 1,059,123.30
  4. Step 4: Simplify right side
    1,768,586.10x = 2,803,240,472,409.32
  5. Step 5: Solve for x
    x = 2,803,240,472,409.32/1,768,586.10
  6. Step 6: Final answer
    x = 1,585,017.81

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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.