Home / 910,697.80-1,364,880.30-699,287.80

Finding the Fourth Proportional to 910,697.80, 1,364,880.30 and 699,287.80

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Solution

The fourth proportional to 910,697.80, 1,364,880.30 and 699,287.80 is: 1,048,036.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,697.80 : 1,364,880.30 = 699,287.80 : x
  2. Step 2: Convert to fraction form
    910,697.80/1,364,880.30 = 699,287.80/x
  3. Step 3: Cross multiply
    910,697.80x = 1,364,880.30 × 699,287.80
  4. Step 4: Simplify right side
    910,697.80x = 954,444,142,250.34
  5. Step 5: Solve for x
    x = 954,444,142,250.34/910,697.80
  6. Step 6: Final answer
    x = 1,048,036.07

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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.