Home / 2,558,840.80-3,838,779.60-876,114.40

Finding the Fourth Proportional to 2,558,840.80, 3,838,779.60 and 876,114.40

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Solution

The fourth proportional to 2,558,840.80, 3,838,779.60 and 876,114.40 is: 1,314,349.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,840.80 : 3,838,779.60 = 876,114.40 : x
  2. Step 2: Convert to fraction form
    2,558,840.80/3,838,779.60 = 876,114.40/x
  3. Step 3: Cross multiply
    2,558,840.80x = 3,838,779.60 × 876,114.40
  4. Step 4: Simplify right side
    2,558,840.80x = 3,363,210,085,986.24
  5. Step 5: Solve for x
    x = 3,363,210,085,986.24/2,558,840.80
  6. Step 6: Final answer
    x = 1,314,349.09

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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.