Home / 1,011,831.40-1,518,233.10-675,033.40

Finding the Fourth Proportional to 1,011,831.40, 1,518,233.10 and 675,033.40

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Solution

The fourth proportional to 1,011,831.40, 1,518,233.10 and 675,033.40 is: 1,012,874.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,831.40 : 1,518,233.10 = 675,033.40 : x
  2. Step 2: Convert to fraction form
    1,011,831.40/1,518,233.10 = 675,033.40/x
  3. Step 3: Cross multiply
    1,011,831.40x = 1,518,233.10 × 675,033.40
  4. Step 4: Simplify right side
    1,011,831.40x = 1,024,858,051,485.54
  5. Step 5: Solve for x
    x = 1,024,858,051,485.54/1,011,831.40
  6. Step 6: Final answer
    x = 1,012,874.33

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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.