Home / 1,898,170.52-2,619,475.45-1,038,730.82

Finding the Fourth Proportional to 1,898,170.52, 2,619,475.45 and 1,038,730.82

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Solution

The fourth proportional to 1,898,170.52, 2,619,475.45 and 1,038,730.82 is: 1,433,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,170.52 : 2,619,475.45 = 1,038,730.82 : x
  2. Step 2: Convert to fraction form
    1,898,170.52/2,619,475.45 = 1,038,730.82/x
  3. Step 3: Cross multiply
    1,898,170.52x = 2,619,475.45 × 1,038,730.82
  4. Step 4: Simplify right side
    1,898,170.52x = 2,720,929,866,454.16
  5. Step 5: Solve for x
    x = 2,720,929,866,454.16/1,898,170.52
  6. Step 6: Final answer
    x = 1,433,448.60

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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.