Home / 1,695,099.84-2,543,721.12-947,636.16

Finding the Fourth Proportional to 1,695,099.84, 2,543,721.12 and 947,636.16

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Solution

The fourth proportional to 1,695,099.84, 2,543,721.12 and 947,636.16 is: 1,422,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,099.84 : 2,543,721.12 = 947,636.16 : x
  2. Step 2: Convert to fraction form
    1,695,099.84/2,543,721.12 = 947,636.16/x
  3. Step 3: Cross multiply
    1,695,099.84x = 2,543,721.12 × 947,636.16
  4. Step 4: Simplify right side
    1,695,099.84x = 2,410,522,114,267.70
  5. Step 5: Solve for x
    x = 2,410,522,114,267.70/1,695,099.84
  6. Step 6: Final answer
    x = 1,422,053.18

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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.