Home / 876,656.30-1,314,984.45-841,226.90

Finding the Fourth Proportional to 876,656.30, 1,314,984.45 and 841,226.90

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Solution

The fourth proportional to 876,656.30, 1,314,984.45 and 841,226.90 is: 1,261,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,656.30 : 1,314,984.45 = 841,226.90 : x
  2. Step 2: Convert to fraction form
    876,656.30/1,314,984.45 = 841,226.90/x
  3. Step 3: Cross multiply
    876,656.30x = 1,314,984.45 × 841,226.90
  4. Step 4: Simplify right side
    876,656.30x = 1,106,200,292,421.71
  5. Step 5: Solve for x
    x = 1,106,200,292,421.71/876,656.30
  6. Step 6: Final answer
    x = 1,261,840.35

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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.