Home / 1,496,609.84-2,065,318.08-817,551.20

Finding the Fourth Proportional to 1,496,609.84, 2,065,318.08 and 817,551.20

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Solution

The fourth proportional to 1,496,609.84, 2,065,318.08 and 817,551.20 is: 1,128,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,609.84 : 2,065,318.08 = 817,551.20 : x
  2. Step 2: Convert to fraction form
    1,496,609.84/2,065,318.08 = 817,551.20/x
  3. Step 3: Cross multiply
    1,496,609.84x = 2,065,318.08 × 817,551.20
  4. Step 4: Simplify right side
    1,496,609.84x = 1,688,503,274,685.70
  5. Step 5: Solve for x
    x = 1,688,503,274,685.70/1,496,609.84
  6. Step 6: Final answer
    x = 1,128,218.74

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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.