Home / 1,768,713.60-2,653,631.22-631,451.40

Finding the Fourth Proportional to 1,768,713.60, 2,653,631.22 and 631,451.40

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Solution

The fourth proportional to 1,768,713.60, 2,653,631.22 and 631,451.40 is: 947,377.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,713.60 : 2,653,631.22 = 631,451.40 : x
  2. Step 2: Convert to fraction form
    1,768,713.60/2,653,631.22 = 631,451.40/x
  3. Step 3: Cross multiply
    1,768,713.60x = 2,653,631.22 × 631,451.40
  4. Step 4: Simplify right side
    1,768,713.60x = 1,675,639,148,952.71
  5. Step 5: Solve for x
    x = 1,675,639,148,952.71/1,768,713.60
  6. Step 6: Final answer
    x = 947,377.32

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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.