Home / 2,670,798.12-3,685,670.02-1,447,079.72

Finding the Fourth Proportional to 2,670,798.12, 3,685,670.02 and 1,447,079.72

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Solution

The fourth proportional to 2,670,798.12, 3,685,670.02 and 1,447,079.72 is: 1,996,953.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,798.12 : 3,685,670.02 = 1,447,079.72 : x
  2. Step 2: Convert to fraction form
    2,670,798.12/3,685,670.02 = 1,447,079.72/x
  3. Step 3: Cross multiply
    2,670,798.12x = 3,685,670.02 × 1,447,079.72
  4. Step 4: Simplify right side
    2,670,798.12x = 5,333,458,340,553.99
  5. Step 5: Solve for x
    x = 5,333,458,340,553.99/2,670,798.12
  6. Step 6: Final answer
    x = 1,996,953.01

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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.