Home / 1,115,930.40-1,673,895.60-583,614.60

Finding the Fourth Proportional to 1,115,930.40, 1,673,895.60 and 583,614.60

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Solution

The fourth proportional to 1,115,930.40, 1,673,895.60 and 583,614.60 is: 875,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,930.40 : 1,673,895.60 = 583,614.60 : x
  2. Step 2: Convert to fraction form
    1,115,930.40/1,673,895.60 = 583,614.60/x
  3. Step 3: Cross multiply
    1,115,930.40x = 1,673,895.60 × 583,614.60
  4. Step 4: Simplify right side
    1,115,930.40x = 976,909,911,035.76
  5. Step 5: Solve for x
    x = 976,909,911,035.76/1,115,930.40
  6. Step 6: Final answer
    x = 875,421.90

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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.