Home / 1,810,021.34-2,495,782.46-1,155,787.11

Finding the Fourth Proportional to 1,810,021.34, 2,495,782.46 and 1,155,787.11

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Solution

The fourth proportional to 1,810,021.34, 2,495,782.46 and 1,155,787.11 is: 1,593,679.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,021.34 : 2,495,782.46 = 1,155,787.11 : x
  2. Step 2: Convert to fraction form
    1,810,021.34/2,495,782.46 = 1,155,787.11/x
  3. Step 3: Cross multiply
    1,810,021.34x = 2,495,782.46 × 1,155,787.11
  4. Step 4: Simplify right side
    1,810,021.34x = 2,884,593,199,521.56
  5. Step 5: Solve for x
    x = 2,884,593,199,521.56/1,810,021.34
  6. Step 6: Final answer
    x = 1,593,679.11

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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.