Home / 2,208,537.78-3,312,811.80-671,547.30

Finding the Fourth Proportional to 2,208,537.78, 3,312,811.80 and 671,547.30

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Solution

The fourth proportional to 2,208,537.78, 3,312,811.80 and 671,547.30 is: 1,007,322.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,537.78 : 3,312,811.80 = 671,547.30 : x
  2. Step 2: Convert to fraction form
    2,208,537.78/3,312,811.80 = 671,547.30/x
  3. Step 3: Cross multiply
    2,208,537.78x = 3,312,811.80 × 671,547.30
  4. Step 4: Simplify right side
    2,208,537.78x = 2,224,709,819,698.14
  5. Step 5: Solve for x
    x = 2,224,709,819,698.14/2,208,537.78
  6. Step 6: Final answer
    x = 1,007,322.51

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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.