Home / 3,547,869.40-5,321,804.10-2,428,125.40

Finding the Fourth Proportional to 3,547,869.40, 5,321,804.10 and 2,428,125.40

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Solution

The fourth proportional to 3,547,869.40, 5,321,804.10 and 2,428,125.40 is: 3,642,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,869.40 : 5,321,804.10 = 2,428,125.40 : x
  2. Step 2: Convert to fraction form
    3,547,869.40/5,321,804.10 = 2,428,125.40/x
  3. Step 3: Cross multiply
    3,547,869.40x = 5,321,804.10 × 2,428,125.40
  4. Step 4: Simplify right side
    3,547,869.40x = 12,922,007,709,034.14
  5. Step 5: Solve for x
    x = 12,922,007,709,034.14/3,547,869.40
  6. Step 6: Final answer
    x = 3,642,188.10

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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.