Home / 1,119,033.60-1,544,273.28-666,343.68

Finding the Fourth Proportional to 1,119,033.60, 1,544,273.28 and 666,343.68

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Solution

The fourth proportional to 1,119,033.60, 1,544,273.28 and 666,343.68 is: 919,558.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,033.60 : 1,544,273.28 = 666,343.68 : x
  2. Step 2: Convert to fraction form
    1,119,033.60/1,544,273.28 = 666,343.68/x
  3. Step 3: Cross multiply
    1,119,033.60x = 1,544,273.28 × 666,343.68
  4. Step 4: Simplify right side
    1,119,033.60x = 1,029,016,740,320.87
  5. Step 5: Solve for x
    x = 1,029,016,740,320.87/1,119,033.60
  6. Step 6: Final answer
    x = 919,558.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.