Home / 1,115,692.32-1,539,667.44-606,394.80

Finding the Fourth Proportional to 1,115,692.32, 1,539,667.44 and 606,394.80

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Solution

The fourth proportional to 1,115,692.32, 1,539,667.44 and 606,394.80 is: 836,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,692.32 : 1,539,667.44 = 606,394.80 : x
  2. Step 2: Convert to fraction form
    1,115,692.32/1,539,667.44 = 606,394.80/x
  3. Step 3: Cross multiply
    1,115,692.32x = 1,539,667.44 × 606,394.80
  4. Step 4: Simplify right side
    1,115,692.32x = 933,646,329,345.31
  5. Step 5: Solve for x
    x = 933,646,329,345.31/1,115,692.32
  6. Step 6: Final answer
    x = 836,831.37

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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.