Home / 1,030,831.20-1,545,809.40-498,515.40

Finding the Fourth Proportional to 1,030,831.20, 1,545,809.40 and 498,515.40

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Solution

The fourth proportional to 1,030,831.20, 1,545,809.40 and 498,515.40 is: 747,561.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,831.20 : 1,545,809.40 = 498,515.40 : x
  2. Step 2: Convert to fraction form
    1,030,831.20/1,545,809.40 = 498,515.40/x
  3. Step 3: Cross multiply
    1,030,831.20x = 1,545,809.40 × 498,515.40
  4. Step 4: Simplify right side
    1,030,831.20x = 770,609,791,364.76
  5. Step 5: Solve for x
    x = 770,609,791,364.76/1,030,831.20
  6. Step 6: Final answer
    x = 747,561.57

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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.