Home / 1,047,272.40-1,571,054.40-448,228.80

Finding the Fourth Proportional to 1,047,272.40, 1,571,054.40 and 448,228.80

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Solution

The fourth proportional to 1,047,272.40, 1,571,054.40 and 448,228.80 is: 672,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,272.40 : 1,571,054.40 = 448,228.80 : x
  2. Step 2: Convert to fraction form
    1,047,272.40/1,571,054.40 = 448,228.80/x
  3. Step 3: Cross multiply
    1,047,272.40x = 1,571,054.40 × 448,228.80
  4. Step 4: Simplify right side
    1,047,272.40x = 704,191,828,446.72
  5. Step 5: Solve for x
    x = 704,191,828,446.72/1,047,272.40
  6. Step 6: Final answer
    x = 672,405.60

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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.