Home / 1,308,699.77-1,963,049.78-410,141.39

Finding the Fourth Proportional to 1,308,699.77, 1,963,049.78 and 410,141.39

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Solution

The fourth proportional to 1,308,699.77, 1,963,049.78 and 410,141.39 is: 615,212.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,699.77 : 1,963,049.78 = 410,141.39 : x
  2. Step 2: Convert to fraction form
    1,308,699.77/1,963,049.78 = 410,141.39/x
  3. Step 3: Cross multiply
    1,308,699.77x = 1,963,049.78 × 410,141.39
  4. Step 4: Simplify right side
    1,308,699.77x = 805,127,956,618.50
  5. Step 5: Solve for x
    x = 805,127,956,618.50/1,308,699.77
  6. Step 6: Final answer
    x = 615,212.12

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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.