Home / 1,870,824.80-2,806,237.20-1,853,110.10

Finding the Fourth Proportional to 1,870,824.80, 2,806,237.20 and 1,853,110.10

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Solution

The fourth proportional to 1,870,824.80, 2,806,237.20 and 1,853,110.10 is: 2,779,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,824.80 : 2,806,237.20 = 1,853,110.10 : x
  2. Step 2: Convert to fraction form
    1,870,824.80/2,806,237.20 = 1,853,110.10/x
  3. Step 3: Cross multiply
    1,870,824.80x = 2,806,237.20 × 1,853,110.10
  4. Step 4: Simplify right side
    1,870,824.80x = 5,200,266,498,315.72
  5. Step 5: Solve for x
    x = 5,200,266,498,315.72/1,870,824.80
  6. Step 6: Final answer
    x = 2,779,665.15

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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.