Home / 2,970,143.91-4,457,090.14-1,264,284.52

Finding the Fourth Proportional to 2,970,143.91, 4,457,090.14 and 1,264,284.52

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Solution

The fourth proportional to 2,970,143.91, 4,457,090.14 and 1,264,284.52 is: 1,897,224.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,143.91 : 4,457,090.14 = 1,264,284.52 : x
  2. Step 2: Convert to fraction form
    2,970,143.91/4,457,090.14 = 1,264,284.52/x
  3. Step 3: Cross multiply
    2,970,143.91x = 4,457,090.14 × 1,264,284.52
  4. Step 4: Simplify right side
    2,970,143.91x = 5,635,030,053,943.20
  5. Step 5: Solve for x
    x = 5,635,030,053,943.20/2,970,143.91
  6. Step 6: Final answer
    x = 1,897,224.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.