Home / 2,884,359.78-4,323,488.81-1,086,465.35

Finding the Fourth Proportional to 2,884,359.78, 4,323,488.81 and 1,086,465.35

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Solution

The fourth proportional to 2,884,359.78, 4,323,488.81 and 1,086,465.35 is: 1,628,548.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884,359.78 : 4,323,488.81 = 1,086,465.35 : x
  2. Step 2: Convert to fraction form
    2,884,359.78/4,323,488.81 = 1,086,465.35/x
  3. Step 3: Cross multiply
    2,884,359.78x = 4,323,488.81 × 1,086,465.35
  4. Step 4: Simplify right side
    2,884,359.78x = 4,697,320,788,554.13
  5. Step 5: Solve for x
    x = 4,697,320,788,554.13/2,884,359.78
  6. Step 6: Final answer
    x = 1,628,548.85

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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.