Home / 1,308,499.40-1,962,746.66-410,009.96

Finding the Fourth Proportional to 1,308,499.40, 1,962,746.66 and 410,009.96

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Solution

The fourth proportional to 1,308,499.40, 1,962,746.66 and 410,009.96 is: 615,014.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,499.40 : 1,962,746.66 = 410,009.96 : x
  2. Step 2: Convert to fraction form
    1,308,499.40/1,962,746.66 = 410,009.96/x
  3. Step 3: Cross multiply
    1,308,499.40x = 1,962,746.66 × 410,009.96
  4. Step 4: Simplify right side
    1,308,499.40x = 804,745,670,768.03
  5. Step 5: Solve for x
    x = 804,745,670,768.03/1,308,499.40
  6. Step 6: Final answer
    x = 615,014.17

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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.