Home / 3,547,314.09-4,895,293.23-1,915,721.57

Finding the Fourth Proportional to 3,547,314.09, 4,895,293.23 and 1,915,721.57

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Solution

The fourth proportional to 3,547,314.09, 4,895,293.23 and 1,915,721.57 is: 2,643,695.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,314.09 : 4,895,293.23 = 1,915,721.57 : x
  2. Step 2: Convert to fraction form
    3,547,314.09/4,895,293.23 = 1,915,721.57/x
  3. Step 3: Cross multiply
    3,547,314.09x = 4,895,293.23 × 1,915,721.57
  4. Step 4: Simplify right side
    3,547,314.09x = 9,378,018,807,709.51
  5. Step 5: Solve for x
    x = 9,378,018,807,709.51/3,547,314.09
  6. Step 6: Final answer
    x = 2,643,695.64

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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.