Home / 2,291,788.80-3,435,415.20-1,013,090.40

Finding the Fourth Proportional to 2,291,788.80, 3,435,415.20 and 1,013,090.40

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Solution

The fourth proportional to 2,291,788.80, 3,435,415.20 and 1,013,090.40 is: 1,518,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,788.80 : 3,435,415.20 = 1,013,090.40 : x
  2. Step 2: Convert to fraction form
    2,291,788.80/3,435,415.20 = 1,013,090.40/x
  3. Step 3: Cross multiply
    2,291,788.80x = 3,435,415.20 × 1,013,090.40
  4. Step 4: Simplify right side
    2,291,788.80x = 3,480,386,159,134.08
  5. Step 5: Solve for x
    x = 3,480,386,159,134.08/2,291,788.80
  6. Step 6: Final answer
    x = 1,518,633.03

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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.