Home / 3,720,466.28-5,134,069.95-2,066,720.59

Finding the Fourth Proportional to 3,720,466.28, 5,134,069.95 and 2,066,720.59

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Solution

The fourth proportional to 3,720,466.28, 5,134,069.95 and 2,066,720.59 is: 2,851,978.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,466.28 : 5,134,069.95 = 2,066,720.59 : x
  2. Step 2: Convert to fraction form
    3,720,466.28/5,134,069.95 = 2,066,720.59/x
  3. Step 3: Cross multiply
    3,720,466.28x = 5,134,069.95 × 2,066,720.59
  4. Step 4: Simplify right side
    3,720,466.28x = 10,610,688,045,953.51
  5. Step 5: Solve for x
    x = 10,610,688,045,953.51/3,720,466.28
  6. Step 6: Final answer
    x = 2,851,978.02

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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.