Home / 876,879.60-1,312,554.60-849,231.60

Finding the Fourth Proportional to 876,879.60, 1,312,554.60 and 849,231.60

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Solution

The fourth proportional to 876,879.60, 1,312,554.60 and 849,231.60 is: 1,271,169.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,879.60 : 1,312,554.60 = 849,231.60 : x
  2. Step 2: Convert to fraction form
    876,879.60/1,312,554.60 = 849,231.60/x
  3. Step 3: Cross multiply
    876,879.60x = 1,312,554.60 × 849,231.60
  4. Step 4: Simplify right side
    876,879.60x = 1,114,662,843,045.36
  5. Step 5: Solve for x
    x = 1,114,662,843,045.36/876,879.60
  6. Step 6: Final answer
    x = 1,271,169.77

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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.