Home / 1,535,405.01-2,118,847.05-847,105.87

Finding the Fourth Proportional to 1,535,405.01, 2,118,847.05 and 847,105.87

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Solution

The fourth proportional to 1,535,405.01, 2,118,847.05 and 847,105.87 is: 1,168,999.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,405.01 : 2,118,847.05 = 847,105.87 : x
  2. Step 2: Convert to fraction form
    1,535,405.01/2,118,847.05 = 847,105.87/x
  3. Step 3: Cross multiply
    1,535,405.01x = 2,118,847.05 × 847,105.87
  4. Step 4: Simplify right side
    1,535,405.01x = 1,794,887,773,687.18
  5. Step 5: Solve for x
    x = 1,794,887,773,687.18/1,535,405.01
  6. Step 6: Final answer
    x = 1,168,999.56

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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.