Home / 1,125,364.72-1,688,047.08-377,408.56

Finding the Fourth Proportional to 1,125,364.72, 1,688,047.08 and 377,408.56

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Solution

The fourth proportional to 1,125,364.72, 1,688,047.08 and 377,408.56 is: 566,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,364.72 : 1,688,047.08 = 377,408.56 : x
  2. Step 2: Convert to fraction form
    1,125,364.72/1,688,047.08 = 377,408.56/x
  3. Step 3: Cross multiply
    1,125,364.72x = 1,688,047.08 × 377,408.56
  4. Step 4: Simplify right side
    1,125,364.72x = 637,083,417,675.01
  5. Step 5: Solve for x
    x = 637,083,417,675.01/1,125,364.72
  6. Step 6: Final answer
    x = 566,112.84

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Similar ratio
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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.