Home / 1,807,788.40-2,495,916.66-1,120,189.93

Finding the Fourth Proportional to 1,807,788.40, 2,495,916.66 and 1,120,189.93

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Solution

The fourth proportional to 1,807,788.40, 2,495,916.66 and 1,120,189.93 is: 1,546,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,788.40 : 2,495,916.66 = 1,120,189.93 : x
  2. Step 2: Convert to fraction form
    1,807,788.40/2,495,916.66 = 1,120,189.93/x
  3. Step 3: Cross multiply
    1,807,788.40x = 2,495,916.66 × 1,120,189.93
  4. Step 4: Simplify right side
    1,807,788.40x = 2,795,900,710,481.50
  5. Step 5: Solve for x
    x = 2,795,900,710,481.50/1,807,788.40
  6. Step 6: Final answer
    x = 1,546,586.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.