Home / 5,384,366.89-8,074,802.76-1,789,168.93

Finding the Fourth Proportional to 5,384,366.89, 8,074,802.76 and 1,789,168.93

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Solution

The fourth proportional to 5,384,366.89, 8,074,802.76 and 1,789,168.93 is: 2,683,172.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,366.89 : 8,074,802.76 = 1,789,168.93 : x
  2. Step 2: Convert to fraction form
    5,384,366.89/8,074,802.76 = 1,789,168.93/x
  3. Step 3: Cross multiply
    5,384,366.89x = 8,074,802.76 × 1,789,168.93
  4. Step 4: Simplify right side
    5,384,366.89x = 14,447,186,214,070.25
  5. Step 5: Solve for x
    x = 14,447,186,214,070.25/5,384,366.89
  6. Step 6: Final answer
    x = 2,683,172.69

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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.