Home / 973,117.60-1,459,676.40-918,005.20

Finding the Fourth Proportional to 973,117.60, 1,459,676.40 and 918,005.20

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Solution

The fourth proportional to 973,117.60, 1,459,676.40 and 918,005.20 is: 1,377,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,117.60 : 1,459,676.40 = 918,005.20 : x
  2. Step 2: Convert to fraction form
    973,117.60/1,459,676.40 = 918,005.20/x
  3. Step 3: Cross multiply
    973,117.60x = 1,459,676.40 × 918,005.20
  4. Step 4: Simplify right side
    973,117.60x = 1,339,990,525,517.28
  5. Step 5: Solve for x
    x = 1,339,990,525,517.28/973,117.60
  6. Step 6: Final answer
    x = 1,377,007.80

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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.