Home / 936,021.20-1,404,031.80-922,024.40

Finding the Fourth Proportional to 936,021.20, 1,404,031.80 and 922,024.40

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Solution

The fourth proportional to 936,021.20, 1,404,031.80 and 922,024.40 is: 1,383,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,021.20 : 1,404,031.80 = 922,024.40 : x
  2. Step 2: Convert to fraction form
    936,021.20/1,404,031.80 = 922,024.40/x
  3. Step 3: Cross multiply
    936,021.20x = 1,404,031.80 × 922,024.40
  4. Step 4: Simplify right side
    936,021.20x = 1,294,551,577,975.92
  5. Step 5: Solve for x
    x = 1,294,551,577,975.92/936,021.20
  6. Step 6: Final answer
    x = 1,383,036.60

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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.