Home / 974,004.90-1,461,007.35-936,680.10

Finding the Fourth Proportional to 974,004.90, 1,461,007.35 and 936,680.10

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Solution

The fourth proportional to 974,004.90, 1,461,007.35 and 936,680.10 is: 1,405,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,004.90 : 1,461,007.35 = 936,680.10 : x
  2. Step 2: Convert to fraction form
    974,004.90/1,461,007.35 = 936,680.10/x
  3. Step 3: Cross multiply
    974,004.90x = 1,461,007.35 × 936,680.10
  4. Step 4: Simplify right side
    974,004.90x = 1,368,496,510,698.74
  5. Step 5: Solve for x
    x = 1,368,496,510,698.74/974,004.90
  6. Step 6: Final answer
    x = 1,405,020.15

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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.