Home / 1,897,856.31-2,619,035.93-1,026,690.73

Finding the Fourth Proportional to 1,897,856.31, 2,619,035.93 and 1,026,690.73

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Solution

The fourth proportional to 1,897,856.31, 2,619,035.93 and 1,026,690.73 is: 1,416,830.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,856.31 : 2,619,035.93 = 1,026,690.73 : x
  2. Step 2: Convert to fraction form
    1,897,856.31/2,619,035.93 = 1,026,690.73/x
  3. Step 3: Cross multiply
    1,897,856.31x = 2,619,035.93 × 1,026,690.73
  4. Step 4: Simplify right side
    1,897,856.31x = 2,688,939,905,734.48
  5. Step 5: Solve for x
    x = 2,688,939,905,734.48/1,897,856.31
  6. Step 6: Final answer
    x = 1,416,830.08

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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.