Home / 1,206,796-1,810,426.92-458,783.68

Finding the Fourth Proportional to 1,206,796, 1,810,426.92 and 458,783.68

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Solution

The fourth proportional to 1,206,796, 1,810,426.92 and 458,783.68 is: 688,264.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,796 : 1,810,426.92 = 458,783.68 : x
  2. Step 2: Convert to fraction form
    1,206,796/1,810,426.92 = 458,783.68/x
  3. Step 3: Cross multiply
    1,206,796x = 1,810,426.92 × 458,783.68
  4. Step 4: Simplify right side
    1,206,796x = 830,594,324,728.67
  5. Step 5: Solve for x
    x = 830,594,324,728.67/1,206,796
  6. Step 6: Final answer
    x = 688,264.07

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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.