Home / 1,549,669.84-2,328,004.12-918,997.36

Finding the Fourth Proportional to 1,549,669.84, 2,328,004.12 and 918,997.36

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Solution

The fourth proportional to 1,549,669.84, 2,328,004.12 and 918,997.36 is: 1,380,571.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,669.84 : 2,328,004.12 = 918,997.36 : x
  2. Step 2: Convert to fraction form
    1,549,669.84/2,328,004.12 = 918,997.36/x
  3. Step 3: Cross multiply
    1,549,669.84x = 2,328,004.12 × 918,997.36
  4. Step 4: Simplify right side
    1,549,669.84x = 2,139,429,640,349.12
  5. Step 5: Solve for x
    x = 2,139,429,640,349.12/1,549,669.84
  6. Step 6: Final answer
    x = 1,380,571.26

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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.