Home / 2,885,873.32-4,329,400.38-992,368.84

Finding the Fourth Proportional to 2,885,873.32, 4,329,400.38 and 992,368.84

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Solution

The fourth proportional to 2,885,873.32, 4,329,400.38 and 992,368.84 is: 1,488,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,873.32 : 4,329,400.38 = 992,368.84 : x
  2. Step 2: Convert to fraction form
    2,885,873.32/4,329,400.38 = 992,368.84/x
  3. Step 3: Cross multiply
    2,885,873.32x = 4,329,400.38 × 992,368.84
  4. Step 4: Simplify right side
    2,885,873.32x = 4,296,362,032,996.16
  5. Step 5: Solve for x
    x = 4,296,362,032,996.16/2,885,873.32
  6. Step 6: Final answer
    x = 1,488,756.28

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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.