Home / 1,478,035.77-2,217,053.66-530,889.81

Finding the Fourth Proportional to 1,478,035.77, 2,217,053.66 and 530,889.81

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Solution

The fourth proportional to 1,478,035.77, 2,217,053.66 and 530,889.81 is: 796,334.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,035.77 : 2,217,053.66 = 530,889.81 : x
  2. Step 2: Convert to fraction form
    1,478,035.77/2,217,053.66 = 530,889.81/x
  3. Step 3: Cross multiply
    1,478,035.77x = 2,217,053.66 × 530,889.81
  4. Step 4: Simplify right side
    1,478,035.77x = 1,177,011,196,317.20
  5. Step 5: Solve for x
    x = 1,177,011,196,317.20/1,478,035.77
  6. Step 6: Final answer
    x = 796,334.72

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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.