Home / 4,648,123.45-6,972,586.80-1,282,330.45

Finding the Fourth Proportional to 4,648,123.45, 6,972,586.80 and 1,282,330.45

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Solution

The fourth proportional to 4,648,123.45, 6,972,586.80 and 1,282,330.45 is: 1,923,606.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648,123.45 : 6,972,586.80 = 1,282,330.45 : x
  2. Step 2: Convert to fraction form
    4,648,123.45/6,972,586.80 = 1,282,330.45/x
  3. Step 3: Cross multiply
    4,648,123.45x = 6,972,586.80 × 1,282,330.45
  4. Step 4: Simplify right side
    4,648,123.45x = 8,941,160,368,908.06
  5. Step 5: Solve for x
    x = 8,941,160,368,908.06/4,648,123.45
  6. Step 6: Final answer
    x = 1,923,606.48

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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.