Home / 1,281,247.75-1,767,968.40-708,210.01

Finding the Fourth Proportional to 1,281,247.75, 1,767,968.40 and 708,210.01

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Solution

The fourth proportional to 1,281,247.75, 1,767,968.40 and 708,210.01 is: 977,244.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,247.75 : 1,767,968.40 = 708,210.01 : x
  2. Step 2: Convert to fraction form
    1,281,247.75/1,767,968.40 = 708,210.01/x
  3. Step 3: Cross multiply
    1,281,247.75x = 1,767,968.40 × 708,210.01
  4. Step 4: Simplify right side
    1,281,247.75x = 1,252,092,918,243.68
  5. Step 5: Solve for x
    x = 1,252,092,918,243.68/1,281,247.75
  6. Step 6: Final answer
    x = 977,244.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.