Home / 2,210,289.40-3,307,139.70-2,011,223.80

Finding the Fourth Proportional to 2,210,289.40, 3,307,139.70 and 2,011,223.80

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Solution

The fourth proportional to 2,210,289.40, 3,307,139.70 and 2,011,223.80 is: 3,009,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,289.40 : 3,307,139.70 = 2,011,223.80 : x
  2. Step 2: Convert to fraction form
    2,210,289.40/3,307,139.70 = 2,011,223.80/x
  3. Step 3: Cross multiply
    2,210,289.40x = 3,307,139.70 × 2,011,223.80
  4. Step 4: Simplify right side
    2,210,289.40x = 6,651,398,074,564.86
  5. Step 5: Solve for x
    x = 6,651,398,074,564.86/2,210,289.40
  6. Step 6: Final answer
    x = 3,009,288.32

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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.