Home / 1,271,463.91-1,907,210.67-372,923.57

Finding the Fourth Proportional to 1,271,463.91, 1,907,210.67 and 372,923.57

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Solution

The fourth proportional to 1,271,463.91, 1,907,210.67 and 372,923.57 is: 559,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,463.91 : 1,907,210.67 = 372,923.57 : x
  2. Step 2: Convert to fraction form
    1,271,463.91/1,907,210.67 = 372,923.57/x
  3. Step 3: Cross multiply
    1,271,463.91x = 1,907,210.67 × 372,923.57
  4. Step 4: Simplify right side
    1,271,463.91x = 711,243,815,168.06
  5. Step 5: Solve for x
    x = 711,243,815,168.06/1,271,463.91
  6. Step 6: Final answer
    x = 559,389.70

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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.