Home / 1,121,040.09-1,547,068.01-611,775.27

Finding the Fourth Proportional to 1,121,040.09, 1,547,068.01 and 611,775.27

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Solution

The fourth proportional to 1,121,040.09, 1,547,068.01 and 611,775.27 is: 844,267.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,040.09 : 1,547,068.01 = 611,775.27 : x
  2. Step 2: Convert to fraction form
    1,121,040.09/1,547,068.01 = 611,775.27/x
  3. Step 3: Cross multiply
    1,121,040.09x = 1,547,068.01 × 611,775.27
  4. Step 4: Simplify right side
    1,121,040.09x = 946,457,946,467.24
  5. Step 5: Solve for x
    x = 946,457,946,467.24/1,121,040.09
  6. Step 6: Final answer
    x = 844,267.71

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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.