Home / 2,406,940.20-3,321,142.02-1,547,303.40

Finding the Fourth Proportional to 2,406,940.20, 3,321,142.02 and 1,547,303.40

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Solution

The fourth proportional to 2,406,940.20, 3,321,142.02 and 1,547,303.40 is: 2,134,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,940.20 : 3,321,142.02 = 1,547,303.40 : x
  2. Step 2: Convert to fraction form
    2,406,940.20/3,321,142.02 = 1,547,303.40/x
  3. Step 3: Cross multiply
    2,406,940.20x = 3,321,142.02 × 1,547,303.40
  4. Step 4: Simplify right side
    2,406,940.20x = 5,138,814,339,428.87
  5. Step 5: Solve for x
    x = 5,138,814,339,428.87/2,406,940.20
  6. Step 6: Final answer
    x = 2,134,998.76

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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.