Home / 6,688,944-10,035,082.56-1,961,136

Finding the Fourth Proportional to 6,688,944, 10,035,082.56 and 1,961,136

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Solution

The fourth proportional to 6,688,944, 10,035,082.56 and 1,961,136 is: 2,942,192.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,944 : 10,035,082.56 = 1,961,136 : x
  2. Step 2: Convert to fraction form
    6,688,944/10,035,082.56 = 1,961,136/x
  3. Step 3: Cross multiply
    6,688,944x = 10,035,082.56 × 1,961,136
  4. Step 4: Simplify right side
    6,688,944x = 19,680,161,671,388.16
  5. Step 5: Solve for x
    x = 19,680,161,671,388.16/6,688,944
  6. Step 6: Final answer
    x = 2,942,192.62

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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.