Home / 1,182,904.40-1,771,246.20-865,643.60

Finding the Fourth Proportional to 1,182,904.40, 1,771,246.20 and 865,643.60

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Solution

The fourth proportional to 1,182,904.40, 1,771,246.20 and 865,643.60 is: 1,296,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,904.40 : 1,771,246.20 = 865,643.60 : x
  2. Step 2: Convert to fraction form
    1,182,904.40/1,771,246.20 = 865,643.60/x
  3. Step 3: Cross multiply
    1,182,904.40x = 1,771,246.20 × 865,643.60
  4. Step 4: Simplify right side
    1,182,904.40x = 1,533,267,937,054.32
  5. Step 5: Solve for x
    x = 1,533,267,937,054.32/1,182,904.40
  6. Step 6: Final answer
    x = 1,296,189.22

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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.