Home / 876,860.70-1,315,291.05-735,143.10

Finding the Fourth Proportional to 876,860.70, 1,315,291.05 and 735,143.10

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Solution

The fourth proportional to 876,860.70, 1,315,291.05 and 735,143.10 is: 1,102,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,860.70 : 1,315,291.05 = 735,143.10 : x
  2. Step 2: Convert to fraction form
    876,860.70/1,315,291.05 = 735,143.10/x
  3. Step 3: Cross multiply
    876,860.70x = 1,315,291.05 × 735,143.10
  4. Step 4: Simplify right side
    876,860.70x = 966,927,139,899.26
  5. Step 5: Solve for x
    x = 966,927,139,899.26/876,860.70
  6. Step 6: Final answer
    x = 1,102,714.65

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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.