Home / 1,543,622.67-2,317,554.91-785,973.25

Finding the Fourth Proportional to 1,543,622.67, 2,317,554.91 and 785,973.25

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Solution

The fourth proportional to 1,543,622.67, 2,317,554.91 and 785,973.25 is: 1,180,039.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,622.67 : 2,317,554.91 = 785,973.25 : x
  2. Step 2: Convert to fraction form
    1,543,622.67/2,317,554.91 = 785,973.25/x
  3. Step 3: Cross multiply
    1,543,622.67x = 2,317,554.91 × 785,973.25
  4. Step 4: Simplify right side
    1,543,622.67x = 1,821,536,164,666.16
  5. Step 5: Solve for x
    x = 1,821,536,164,666.16/1,543,622.67
  6. Step 6: Final answer
    x = 1,180,039.79

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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.