Home / 1,584,287.89-2,186,318.45-859,135.43

Finding the Fourth Proportional to 1,584,287.89, 2,186,318.45 and 859,135.43

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Solution

The fourth proportional to 1,584,287.89, 2,186,318.45 and 859,135.43 is: 1,185,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,287.89 : 2,186,318.45 = 859,135.43 : x
  2. Step 2: Convert to fraction form
    1,584,287.89/2,186,318.45 = 859,135.43/x
  3. Step 3: Cross multiply
    1,584,287.89x = 2,186,318.45 × 859,135.43
  4. Step 4: Simplify right side
    1,584,287.89x = 1,878,343,649,271.32
  5. Step 5: Solve for x
    x = 1,878,343,649,271.32/1,584,287.89
  6. Step 6: Final answer
    x = 1,185,607.53

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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.