Home / 2,989,309.55-4,484,401.73-1,569,472.70

Finding the Fourth Proportional to 2,989,309.55, 4,484,401.73 and 1,569,472.70

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Solution

The fourth proportional to 2,989,309.55, 4,484,401.73 and 1,569,472.70 is: 2,354,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,309.55 : 4,484,401.73 = 1,569,472.70 : x
  2. Step 2: Convert to fraction form
    2,989,309.55/4,484,401.73 = 1,569,472.70/x
  3. Step 3: Cross multiply
    2,989,309.55x = 4,484,401.73 × 1,569,472.70
  4. Step 4: Simplify right side
    2,989,309.55x = 7,038,146,091,067.77
  5. Step 5: Solve for x
    x = 7,038,146,091,067.77/2,989,309.55
  6. Step 6: Final answer
    x = 2,354,438.70

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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.