Home / 1,430,110.56-2,145,163.86-365,152.80

Finding the Fourth Proportional to 1,430,110.56, 2,145,163.86 and 365,152.80

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Solution

The fourth proportional to 1,430,110.56, 2,145,163.86 and 365,152.80 is: 547,728.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,110.56 : 2,145,163.86 = 365,152.80 : x
  2. Step 2: Convert to fraction form
    1,430,110.56/2,145,163.86 = 365,152.80/x
  3. Step 3: Cross multiply
    1,430,110.56x = 2,145,163.86 × 365,152.80
  4. Step 4: Simplify right side
    1,430,110.56x = 783,312,589,937.81
  5. Step 5: Solve for x
    x = 783,312,589,937.81/1,430,110.56
  6. Step 6: Final answer
    x = 547,728.69

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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.