Home / 1,110,704.04-1,666,120.60-312,047.84

Finding the Fourth Proportional to 1,110,704.04, 1,666,120.60 and 312,047.84

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Solution

The fourth proportional to 1,110,704.04, 1,666,120.60 and 312,047.84 is: 468,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,704.04 : 1,666,120.60 = 312,047.84 : x
  2. Step 2: Convert to fraction form
    1,110,704.04/1,666,120.60 = 312,047.84/x
  3. Step 3: Cross multiply
    1,110,704.04x = 1,666,120.60 × 312,047.84
  4. Step 4: Simplify right side
    1,110,704.04x = 519,909,334,409.50
  5. Step 5: Solve for x
    x = 519,909,334,409.50/1,110,704.04
  6. Step 6: Final answer
    x = 468,089.89

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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.