Home / 1,185,653.04-1,778,506.02-427,555.68

Finding the Fourth Proportional to 1,185,653.04, 1,778,506.02 and 427,555.68

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Solution

The fourth proportional to 1,185,653.04, 1,778,506.02 and 427,555.68 is: 641,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,653.04 : 1,778,506.02 = 427,555.68 : x
  2. Step 2: Convert to fraction form
    1,185,653.04/1,778,506.02 = 427,555.68/x
  3. Step 3: Cross multiply
    1,185,653.04x = 1,778,506.02 × 427,555.68
  4. Step 4: Simplify right side
    1,185,653.04x = 760,410,350,765.19
  5. Step 5: Solve for x
    x = 760,410,350,765.19/1,185,653.04
  6. Step 6: Final answer
    x = 641,343.06

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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.