Home / 2,928,477.10-4,041,782.08-2,009,951.68

Finding the Fourth Proportional to 2,928,477.10, 4,041,782.08 and 2,009,951.68

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Solution

The fourth proportional to 2,928,477.10, 4,041,782.08 and 2,009,951.68 is: 2,774,065.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,477.10 : 4,041,782.08 = 2,009,951.68 : x
  2. Step 2: Convert to fraction form
    2,928,477.10/4,041,782.08 = 2,009,951.68/x
  3. Step 3: Cross multiply
    2,928,477.10x = 4,041,782.08 × 2,009,951.68
  4. Step 4: Simplify right side
    2,928,477.10x = 8,123,786,681,889.90
  5. Step 5: Solve for x
    x = 8,123,786,681,889.90/2,928,477.10
  6. Step 6: Final answer
    x = 2,774,065.29

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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.