Home / 2,960,477.76-4,440,995.28-830,553.60

Finding the Fourth Proportional to 2,960,477.76, 4,440,995.28 and 830,553.60

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Solution

The fourth proportional to 2,960,477.76, 4,440,995.28 and 830,553.60 is: 1,245,908.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,477.76 : 4,440,995.28 = 830,553.60 : x
  2. Step 2: Convert to fraction form
    2,960,477.76/4,440,995.28 = 830,553.60/x
  3. Step 3: Cross multiply
    2,960,477.76x = 4,440,995.28 × 830,553.60
  4. Step 4: Simplify right side
    2,960,477.76x = 3,688,484,617,387.01
  5. Step 5: Solve for x
    x = 3,688,484,617,387.01/2,960,477.76
  6. Step 6: Final answer
    x = 1,245,908.57

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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.