Home / 1,047,092.87-1,570,718.89-407,121.67

Finding the Fourth Proportional to 1,047,092.87, 1,570,718.89 and 407,121.67

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Solution

The fourth proportional to 1,047,092.87, 1,570,718.89 and 407,121.67 is: 610,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,092.87 : 1,570,718.89 = 407,121.67 : x
  2. Step 2: Convert to fraction form
    1,047,092.87/1,570,718.89 = 407,121.67/x
  3. Step 3: Cross multiply
    1,047,092.87x = 1,570,718.89 × 407,121.67
  4. Step 4: Simplify right side
    1,047,092.87x = 639,473,695,652.00
  5. Step 5: Solve for x
    x = 639,473,695,652.00/1,047,092.87
  6. Step 6: Final answer
    x = 610,713.45

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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.