Home / 1,118,300.48-1,674,927.12-518,000.48

Finding the Fourth Proportional to 1,118,300.48, 1,674,927.12 and 518,000.48

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Solution

The fourth proportional to 1,118,300.48, 1,674,927.12 and 518,000.48 is: 775,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,300.48 : 1,674,927.12 = 518,000.48 : x
  2. Step 2: Convert to fraction form
    1,118,300.48/1,674,927.12 = 518,000.48/x
  3. Step 3: Cross multiply
    1,118,300.48x = 1,674,927.12 × 518,000.48
  4. Step 4: Simplify right side
    1,118,300.48x = 867,613,052,125.02
  5. Step 5: Solve for x
    x = 867,613,052,125.02/1,118,300.48
  6. Step 6: Final answer
    x = 775,831.78

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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.