Home / 3,720,025.28-5,133,460.02-2,066,279.66

Finding the Fourth Proportional to 3,720,025.28, 5,133,460.02 and 2,066,279.66

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Solution

The fourth proportional to 3,720,025.28, 5,133,460.02 and 2,066,279.66 is: 2,851,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,025.28 : 5,133,460.02 = 2,066,279.66 : x
  2. Step 2: Convert to fraction form
    3,720,025.28/5,133,460.02 = 2,066,279.66/x
  3. Step 3: Cross multiply
    3,720,025.28x = 5,133,460.02 × 2,066,279.66
  4. Step 4: Simplify right side
    3,720,025.28x = 10,607,164,024,749.19
  5. Step 5: Solve for x
    x = 10,607,164,024,749.19/3,720,025.28
  6. Step 6: Final answer
    x = 2,851,368.80

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1.5x scale

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.