Home / 4,154,812.80-6,232,802.40-1,314,628.80

Finding the Fourth Proportional to 4,154,812.80, 6,232,802.40 and 1,314,628.80

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Solution

The fourth proportional to 4,154,812.80, 6,232,802.40 and 1,314,628.80 is: 1,972,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,812.80 : 6,232,802.40 = 1,314,628.80 : x
  2. Step 2: Convert to fraction form
    4,154,812.80/6,232,802.40 = 1,314,628.80/x
  3. Step 3: Cross multiply
    4,154,812.80x = 6,232,802.40 × 1,314,628.80
  4. Step 4: Simplify right side
    4,154,812.80x = 8,193,821,539,749.12
  5. Step 5: Solve for x
    x = 8,193,821,539,749.12/4,154,812.80
  6. Step 6: Final answer
    x = 1,972,127.73

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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.