Home / 1,779,085.11-2,453,302.38-1,521,813.70

Finding the Fourth Proportional to 1,779,085.11, 2,453,302.38 and 1,521,813.70

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Solution

The fourth proportional to 1,779,085.11, 2,453,302.38 and 1,521,813.70 is: 2,098,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,085.11 : 2,453,302.38 = 1,521,813.70 : x
  2. Step 2: Convert to fraction form
    1,779,085.11/2,453,302.38 = 1,521,813.70/x
  3. Step 3: Cross multiply
    1,779,085.11x = 2,453,302.38 × 1,521,813.70
  4. Step 4: Simplify right side
    1,779,085.11x = 3,733,469,180,900.04
  5. Step 5: Solve for x
    x = 3,733,469,180,900.04/1,779,085.11
  6. Step 6: Final answer
    x = 2,098,533.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.