Home / 1,947,442.50-2,918,618.91-1,409,510.34

Finding the Fourth Proportional to 1,947,442.50, 2,918,618.91 and 1,409,510.34

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Solution

The fourth proportional to 1,947,442.50, 2,918,618.91 and 1,409,510.34 is: 2,112,423.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,442.50 : 2,918,618.91 = 1,409,510.34 : x
  2. Step 2: Convert to fraction form
    1,947,442.50/2,918,618.91 = 1,409,510.34/x
  3. Step 3: Cross multiply
    1,947,442.50x = 2,918,618.91 × 1,409,510.34
  4. Step 4: Simplify right side
    1,947,442.50x = 4,113,823,532,164.53
  5. Step 5: Solve for x
    x = 4,113,823,532,164.53/1,947,442.50
  6. Step 6: Final answer
    x = 2,112,423.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.