Home / 2,116,720.48-2,921,095.02-1,149,858.58

Finding the Fourth Proportional to 2,116,720.48, 2,921,095.02 and 1,149,858.58

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Solution

The fourth proportional to 2,116,720.48, 2,921,095.02 and 1,149,858.58 is: 1,586,816.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,720.48 : 2,921,095.02 = 1,149,858.58 : x
  2. Step 2: Convert to fraction form
    2,116,720.48/2,921,095.02 = 1,149,858.58/x
  3. Step 3: Cross multiply
    2,116,720.48x = 2,921,095.02 × 1,149,858.58
  4. Step 4: Simplify right side
    2,116,720.48x = 3,358,846,171,742.27
  5. Step 5: Solve for x
    x = 3,358,846,171,742.27/2,116,720.48
  6. Step 6: Final answer
    x = 1,586,816.12

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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.