Home / 1,051,570.40-1,576,966.80-341,621.60

Finding the Fourth Proportional to 1,051,570.40, 1,576,966.80 and 341,621.60

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Solution

The fourth proportional to 1,051,570.40, 1,576,966.80 and 341,621.60 is: 512,306.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,570.40 : 1,576,966.80 = 341,621.60 : x
  2. Step 2: Convert to fraction form
    1,051,570.40/1,576,966.80 = 341,621.60/x
  3. Step 3: Cross multiply
    1,051,570.40x = 1,576,966.80 × 341,621.60
  4. Step 4: Simplify right side
    1,051,570.40x = 538,725,921,362.88
  5. Step 5: Solve for x
    x = 538,725,921,362.88/1,051,570.40
  6. Step 6: Final answer
    x = 512,306.09

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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.