Home / 2,229,347.12-3,076,688.76-1,262,649.38

Finding the Fourth Proportional to 2,229,347.12, 3,076,688.76 and 1,262,649.38

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Solution

The fourth proportional to 2,229,347.12, 3,076,688.76 and 1,262,649.38 is: 1,742,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,347.12 : 3,076,688.76 = 1,262,649.38 : x
  2. Step 2: Convert to fraction form
    2,229,347.12/3,076,688.76 = 1,262,649.38/x
  3. Step 3: Cross multiply
    2,229,347.12x = 3,076,688.76 × 1,262,649.38
  4. Step 4: Simplify right side
    2,229,347.12x = 3,884,779,155,266.97
  5. Step 5: Solve for x
    x = 3,884,779,155,266.97/2,229,347.12
  6. Step 6: Final answer
    x = 1,742,563.61

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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.