Home / 1,653,443.80-2,480,165.70-943,543.60

Finding the Fourth Proportional to 1,653,443.80, 2,480,165.70 and 943,543.60

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Solution

The fourth proportional to 1,653,443.80, 2,480,165.70 and 943,543.60 is: 1,415,315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,443.80 : 2,480,165.70 = 943,543.60 : x
  2. Step 2: Convert to fraction form
    1,653,443.80/2,480,165.70 = 943,543.60/x
  3. Step 3: Cross multiply
    1,653,443.80x = 2,480,165.70 × 943,543.60
  4. Step 4: Simplify right side
    1,653,443.80x = 2,340,144,473,174.52
  5. Step 5: Solve for x
    x = 2,340,144,473,174.52/1,653,443.80
  6. Step 6: Final answer
    x = 1,415,315.40

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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.