Home / 1,038,785.80-1,557,789.90-364,606.60

Finding the Fourth Proportional to 1,038,785.80, 1,557,789.90 and 364,606.60

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Solution

The fourth proportional to 1,038,785.80, 1,557,789.90 and 364,606.60 is: 546,773.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,785.80 : 1,557,789.90 = 364,606.60 : x
  2. Step 2: Convert to fraction form
    1,038,785.80/1,557,789.90 = 364,606.60/x
  3. Step 3: Cross multiply
    1,038,785.80x = 1,557,789.90 × 364,606.60
  4. Step 4: Simplify right side
    1,038,785.80x = 567,980,478,953.34
  5. Step 5: Solve for x
    x = 567,980,478,953.34/1,038,785.80
  6. Step 6: Final answer
    x = 546,773.43

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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.