Home / 1,108,186.32-1,662,373.80-349,824.90

Finding the Fourth Proportional to 1,108,186.32, 1,662,373.80 and 349,824.90

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Solution

The fourth proportional to 1,108,186.32, 1,662,373.80 and 349,824.90 is: 524,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,186.32 : 1,662,373.80 = 349,824.90 : x
  2. Step 2: Convert to fraction form
    1,108,186.32/1,662,373.80 = 349,824.90/x
  3. Step 3: Cross multiply
    1,108,186.32x = 1,662,373.80 × 349,824.90
  4. Step 4: Simplify right side
    1,108,186.32x = 581,539,748,347.62
  5. Step 5: Solve for x
    x = 581,539,748,347.62/1,108,186.32
  6. Step 6: Final answer
    x = 524,767.12

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1.5x scale

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.