Home / 1,230,931.69-1,847,204.88-432,192.67

Finding the Fourth Proportional to 1,230,931.69, 1,847,204.88 and 432,192.67

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Solution

The fourth proportional to 1,230,931.69, 1,847,204.88 and 432,192.67 is: 648,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,931.69 : 1,847,204.88 = 432,192.67 : x
  2. Step 2: Convert to fraction form
    1,230,931.69/1,847,204.88 = 432,192.67/x
  3. Step 3: Cross multiply
    1,230,931.69x = 1,847,204.88 × 432,192.67
  4. Step 4: Simplify right side
    1,230,931.69x = 798,348,409,124.23
  5. Step 5: Solve for x
    x = 798,348,409,124.23/1,230,931.69
  6. Step 6: Final answer
    x = 648,572.47

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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.