Home / 4,988,140.18-6,883,048.51-2,812,553.69

Finding the Fourth Proportional to 4,988,140.18, 6,883,048.51 and 2,812,553.69

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Solution

The fourth proportional to 4,988,140.18, 6,883,048.51 and 2,812,553.69 is: 3,880,994.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,140.18 : 6,883,048.51 = 2,812,553.69 : x
  2. Step 2: Convert to fraction form
    4,988,140.18/6,883,048.51 = 2,812,553.69/x
  3. Step 3: Cross multiply
    4,988,140.18x = 6,883,048.51 × 2,812,553.69
  4. Step 4: Simplify right side
    4,988,140.18x = 19,358,943,443,802.88
  5. Step 5: Solve for x
    x = 19,358,943,443,802.88/4,988,140.18
  6. Step 6: Final answer
    x = 3,880,994.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.