Home / 2,174,242.24-2,999,971.20-1,314,784.48

Finding the Fourth Proportional to 2,174,242.24, 2,999,971.20 and 1,314,784.48

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Solution

The fourth proportional to 2,174,242.24, 2,999,971.20 and 1,314,784.48 is: 1,814,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,242.24 : 2,999,971.20 = 1,314,784.48 : x
  2. Step 2: Convert to fraction form
    2,174,242.24/2,999,971.20 = 1,314,784.48/x
  3. Step 3: Cross multiply
    2,174,242.24x = 2,999,971.20 × 1,314,784.48
  4. Step 4: Simplify right side
    2,174,242.24x = 3,944,315,574,206.98
  5. Step 5: Solve for x
    x = 3,944,315,574,206.98/2,174,242.24
  6. Step 6: Final answer
    x = 1,814,110.45

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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.