Home / 2,800,688.40-4,191,701.40-2,464,765.20

Finding the Fourth Proportional to 2,800,688.40, 4,191,701.40 and 2,464,765.20

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Solution

The fourth proportional to 2,800,688.40, 4,191,701.40 and 2,464,765.20 is: 3,688,935.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,688.40 : 4,191,701.40 = 2,464,765.20 : x
  2. Step 2: Convert to fraction form
    2,800,688.40/4,191,701.40 = 2,464,765.20/x
  3. Step 3: Cross multiply
    2,800,688.40x = 4,191,701.40 × 2,464,765.20
  4. Step 4: Simplify right side
    2,800,688.40x = 10,331,559,739,511.28
  5. Step 5: Solve for x
    x = 10,331,559,739,511.28/2,800,688.40
  6. Step 6: Final answer
    x = 3,688,935.81

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1.5x scale

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.