Home / 910,514.10-1,365,771.15-611,915.70

Finding the Fourth Proportional to 910,514.10, 1,365,771.15 and 611,915.70

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Solution

The fourth proportional to 910,514.10, 1,365,771.15 and 611,915.70 is: 917,873.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,514.10 : 1,365,771.15 = 611,915.70 : x
  2. Step 2: Convert to fraction form
    910,514.10/1,365,771.15 = 611,915.70/x
  3. Step 3: Cross multiply
    910,514.10x = 1,365,771.15 × 611,915.70
  4. Step 4: Simplify right side
    910,514.10x = 835,736,809,292.06
  5. Step 5: Solve for x
    x = 835,736,809,292.06/910,514.10
  6. Step 6: Final answer
    x = 917,873.55

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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.