Home / 5,578,156.80-8,368,401.60-1,792,022.40

Finding the Fourth Proportional to 5,578,156.80, 8,368,401.60 and 1,792,022.40

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Solution

The fourth proportional to 5,578,156.80, 8,368,401.60 and 1,792,022.40 is: 2,688,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,156.80 : 8,368,401.60 = 1,792,022.40 : x
  2. Step 2: Convert to fraction form
    5,578,156.80/8,368,401.60 = 1,792,022.40/x
  3. Step 3: Cross multiply
    5,578,156.80x = 8,368,401.60 × 1,792,022.40
  4. Step 4: Simplify right side
    5,578,156.80x = 14,996,363,119,395.84
  5. Step 5: Solve for x
    x = 14,996,363,119,395.84/5,578,156.80
  6. Step 6: Final answer
    x = 2,688,408.31

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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.