Home / 2,038,505.64-2,813,139.58-1,120,750.40

Finding the Fourth Proportional to 2,038,505.64, 2,813,139.58 and 1,120,750.40

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Solution

The fourth proportional to 2,038,505.64, 2,813,139.58 and 1,120,750.40 is: 1,546,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,505.64 : 2,813,139.58 = 1,120,750.40 : x
  2. Step 2: Convert to fraction form
    2,038,505.64/2,813,139.58 = 1,120,750.40/x
  3. Step 3: Cross multiply
    2,038,505.64x = 2,813,139.58 × 1,120,750.40
  4. Step 4: Simplify right side
    2,038,505.64x = 3,152,827,309,540.83
  5. Step 5: Solve for x
    x = 3,152,827,309,540.83/2,038,505.64
  6. Step 6: Final answer
    x = 1,546,636.54

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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.