Home / 4,210,320.20-6,316,259.42-1,332,411.37

Finding the Fourth Proportional to 4,210,320.20, 6,316,259.42 and 1,332,411.37

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Solution

The fourth proportional to 4,210,320.20, 6,316,259.42 and 1,332,411.37 is: 1,998,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210,320.20 : 6,316,259.42 = 1,332,411.37 : x
  2. Step 2: Convert to fraction form
    4,210,320.20/6,316,259.42 = 1,332,411.37/x
  3. Step 3: Cross multiply
    4,210,320.20x = 6,316,259.42 × 1,332,411.37
  4. Step 4: Simplify right side
    4,210,320.20x = 8,415,855,854,617.99
  5. Step 5: Solve for x
    x = 8,415,855,854,617.99/4,210,320.20
  6. Step 6: Final answer
    x = 1,998,863.61

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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.