Home / 1,576,538.40-2,365,153.20-511,399.20

Finding the Fourth Proportional to 1,576,538.40, 2,365,153.20 and 511,399.20

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Solution

The fourth proportional to 1,576,538.40, 2,365,153.20 and 511,399.20 is: 767,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,538.40 : 2,365,153.20 = 511,399.20 : x
  2. Step 2: Convert to fraction form
    1,576,538.40/2,365,153.20 = 511,399.20/x
  3. Step 3: Cross multiply
    1,576,538.40x = 2,365,153.20 × 511,399.20
  4. Step 4: Simplify right side
    1,576,538.40x = 1,209,537,454,357.44
  5. Step 5: Solve for x
    x = 1,209,537,454,357.44/1,576,538.40
  6. Step 6: Final answer
    x = 767,210.91

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1.5x scale

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.