Home / 1,535,692.43-2,119,238.91-847,393.31

Finding the Fourth Proportional to 1,535,692.43, 2,119,238.91 and 847,393.31

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Solution

The fourth proportional to 1,535,692.43, 2,119,238.91 and 847,393.31 is: 1,169,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,692.43 : 2,119,238.91 = 847,393.31 : x
  2. Step 2: Convert to fraction form
    1,535,692.43/2,119,238.91 = 847,393.31/x
  3. Step 3: Cross multiply
    1,535,692.43x = 2,119,238.91 × 847,393.31
  4. Step 4: Simplify right side
    1,535,692.43x = 1,795,828,874,625.69
  5. Step 5: Solve for x
    x = 1,795,828,874,625.69/1,535,692.43
  6. Step 6: Final answer
    x = 1,169,393.58

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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.