Home / 1,478,020.77-2,217,031.16-530,874.81

Finding the Fourth Proportional to 1,478,020.77, 2,217,031.16 and 530,874.81

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Solution

The fourth proportional to 1,478,020.77, 2,217,031.16 and 530,874.81 is: 796,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,020.77 : 2,217,031.16 = 530,874.81 : x
  2. Step 2: Convert to fraction form
    1,478,020.77/2,217,031.16 = 530,874.81/x
  3. Step 3: Cross multiply
    1,478,020.77x = 2,217,031.16 × 530,874.81
  4. Step 4: Simplify right side
    1,478,020.77x = 1,176,965,993,174.71
  5. Step 5: Solve for x
    x = 1,176,965,993,174.71/1,478,020.77
  6. Step 6: Final answer
    x = 796,312.22

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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.