Home / 1,930,554.77-2,664,165.87-1,071,113.04

Finding the Fourth Proportional to 1,930,554.77, 2,664,165.87 and 1,071,113.04

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Solution

The fourth proportional to 1,930,554.77, 2,664,165.87 and 1,071,113.04 is: 1,478,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,554.77 : 2,664,165.87 = 1,071,113.04 : x
  2. Step 2: Convert to fraction form
    1,930,554.77/2,664,165.87 = 1,071,113.04/x
  3. Step 3: Cross multiply
    1,930,554.77x = 2,664,165.87 × 1,071,113.04
  4. Step 4: Simplify right side
    1,930,554.77x = 2,853,622,804,079.95
  5. Step 5: Solve for x
    x = 2,853,622,804,079.95/1,930,554.77
  6. Step 6: Final answer
    x = 1,478,136.16

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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.