Home / 1,177,401.66-1,624,831.28-661,267.23

Finding the Fourth Proportional to 1,177,401.66, 1,624,831.28 and 661,267.23

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Solution

The fourth proportional to 1,177,401.66, 1,624,831.28 and 661,267.23 is: 912,558.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,401.66 : 1,624,831.28 = 661,267.23 : x
  2. Step 2: Convert to fraction form
    1,177,401.66/1,624,831.28 = 661,267.23/x
  3. Step 3: Cross multiply
    1,177,401.66x = 1,624,831.28 × 661,267.23
  4. Step 4: Simplify right side
    1,177,401.66x = 1,074,447,679,742.95
  5. Step 5: Solve for x
    x = 1,074,447,679,742.95/1,177,401.66
  6. Step 6: Final answer
    x = 912,558.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.