Home / 1,017,066.36-1,525,851.04-718,132.62

Finding the Fourth Proportional to 1,017,066.36, 1,525,851.04 and 718,132.62

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Solution

The fourth proportional to 1,017,066.36, 1,525,851.04 and 718,132.62 is: 1,077,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,066.36 : 1,525,851.04 = 718,132.62 : x
  2. Step 2: Convert to fraction form
    1,017,066.36/1,525,851.04 = 718,132.62/x
  3. Step 3: Cross multiply
    1,017,066.36x = 1,525,851.04 × 718,132.62
  4. Step 4: Simplify right side
    1,017,066.36x = 1,095,763,405,084.92
  5. Step 5: Solve for x
    x = 1,095,763,405,084.92/1,017,066.36
  6. Step 6: Final answer
    x = 1,077,376.51

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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.