Home / 2,107,284.67-2,908,053.12-1,140,415.21

Finding the Fourth Proportional to 2,107,284.67, 2,908,053.12 and 1,140,415.21

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Solution

The fourth proportional to 2,107,284.67, 2,908,053.12 and 1,140,415.21 is: 1,573,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,284.67 : 2,908,053.12 = 1,140,415.21 : x
  2. Step 2: Convert to fraction form
    2,107,284.67/2,908,053.12 = 1,140,415.21/x
  3. Step 3: Cross multiply
    2,107,284.67x = 2,908,053.12 × 1,140,415.21
  4. Step 4: Simplify right side
    2,107,284.67x = 3,316,388,009,535.96
  5. Step 5: Solve for x
    x = 3,316,388,009,535.96/2,107,284.67
  6. Step 6: Final answer
    x = 1,573,773.14

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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.