Home / 1,564,971.54-2,160,400.21-1,049,062.69

Finding the Fourth Proportional to 1,564,971.54, 2,160,400.21 and 1,049,062.69

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Solution

The fourth proportional to 1,564,971.54, 2,160,400.21 and 1,049,062.69 is: 1,448,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,971.54 : 2,160,400.21 = 1,049,062.69 : x
  2. Step 2: Convert to fraction form
    1,564,971.54/2,160,400.21 = 1,049,062.69/x
  3. Step 3: Cross multiply
    1,564,971.54x = 2,160,400.21 × 1,049,062.69
  4. Step 4: Simplify right side
    1,564,971.54x = 2,266,395,255,857.01
  5. Step 5: Solve for x
    x = 2,266,395,255,857.01/1,564,971.54
  6. Step 6: Final answer
    x = 1,448,202.22

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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.