Home / 1,804,074.08-2,489,532.92-988,281.28

Finding the Fourth Proportional to 1,804,074.08, 2,489,532.92 and 988,281.28

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Solution

The fourth proportional to 1,804,074.08, 2,489,532.92 and 988,281.28 is: 1,363,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,074.08 : 2,489,532.92 = 988,281.28 : x
  2. Step 2: Convert to fraction form
    1,804,074.08/2,489,532.92 = 988,281.28/x
  3. Step 3: Cross multiply
    1,804,074.08x = 2,489,532.92 × 988,281.28
  4. Step 4: Simplify right side
    1,804,074.08x = 2,460,358,780,779.74
  5. Step 5: Solve for x
    x = 2,460,358,780,779.74/1,804,074.08
  6. Step 6: Final answer
    x = 1,363,779.24

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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.