Home / 1,927,854.31-2,660,438.95-1,068,469.93

Finding the Fourth Proportional to 1,927,854.31, 2,660,438.95 and 1,068,469.93

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Solution

The fourth proportional to 1,927,854.31, 2,660,438.95 and 1,068,469.93 is: 1,474,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,854.31 : 2,660,438.95 = 1,068,469.93 : x
  2. Step 2: Convert to fraction form
    1,927,854.31/2,660,438.95 = 1,068,469.93/x
  3. Step 3: Cross multiply
    1,927,854.31x = 2,660,438.95 × 1,068,469.93
  4. Step 4: Simplify right side
    1,927,854.31x = 2,842,599,018,675.77
  5. Step 5: Solve for x
    x = 2,842,599,018,675.77/1,927,854.31
  6. Step 6: Final answer
    x = 1,474,488.50

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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.