Home / 1,412,458.43-2,118,368.16-401,557.95

Finding the Fourth Proportional to 1,412,458.43, 2,118,368.16 and 401,557.95

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Solution

The fourth proportional to 1,412,458.43, 2,118,368.16 and 401,557.95 is: 602,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,458.43 : 2,118,368.16 = 401,557.95 : x
  2. Step 2: Convert to fraction form
    1,412,458.43/2,118,368.16 = 401,557.95/x
  3. Step 3: Cross multiply
    1,412,458.43x = 2,118,368.16 × 401,557.95
  4. Step 4: Simplify right side
    1,412,458.43x = 850,647,575,674.87
  5. Step 5: Solve for x
    x = 850,647,575,674.87/1,412,458.43
  6. Step 6: Final answer
    x = 602,246.10

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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.