Home / 3,618,306-5,429,947.32-1,254,402

Finding the Fourth Proportional to 3,618,306, 5,429,947.32 and 1,254,402

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Solution

The fourth proportional to 3,618,306, 5,429,947.32 and 1,254,402 is: 1,882,465.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,306 : 5,429,947.32 = 1,254,402 : x
  2. Step 2: Convert to fraction form
    3,618,306/5,429,947.32 = 1,254,402/x
  3. Step 3: Cross multiply
    3,618,306x = 5,429,947.32 × 1,254,402
  4. Step 4: Simplify right side
    3,618,306x = 6,811,336,778,102.64
  5. Step 5: Solve for x
    x = 6,811,336,778,102.64/3,618,306
  6. Step 6: Final answer
    x = 1,882,465.66

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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.