Home / 4,905,816.96-7,358,164.85-1,311,864.27

Finding the Fourth Proportional to 4,905,816.96, 7,358,164.85 and 1,311,864.27

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Solution

The fourth proportional to 4,905,816.96, 7,358,164.85 and 1,311,864.27 is: 1,967,646.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905,816.96 : 7,358,164.85 = 1,311,864.27 : x
  2. Step 2: Convert to fraction form
    4,905,816.96/7,358,164.85 = 1,311,864.27/x
  3. Step 3: Cross multiply
    4,905,816.96x = 7,358,164.85 × 1,311,864.27
  4. Step 4: Simplify right side
    4,905,816.96x = 9,652,913,559,484.91
  5. Step 5: Solve for x
    x = 9,652,913,559,484.91/4,905,816.96
  6. Step 6: Final answer
    x = 1,967,646.50

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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.