Home / 1,056,090.80-1,581,803.40-556,871.60

Finding the Fourth Proportional to 1,056,090.80, 1,581,803.40 and 556,871.60

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Solution

The fourth proportional to 1,056,090.80, 1,581,803.40 and 556,871.60 is: 834,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,090.80 : 1,581,803.40 = 556,871.60 : x
  2. Step 2: Convert to fraction form
    1,056,090.80/1,581,803.40 = 556,871.60/x
  3. Step 3: Cross multiply
    1,056,090.80x = 1,581,803.40 × 556,871.60
  4. Step 4: Simplify right side
    1,056,090.80x = 880,861,390,243.44
  5. Step 5: Solve for x
    x = 880,861,390,243.44/1,056,090.80
  6. Step 6: Final answer
    x = 834,077.33

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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.