Home / 2,772,056.70-4,158,085.05-878,795.10

Finding the Fourth Proportional to 2,772,056.70, 4,158,085.05 and 878,795.10

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Solution

The fourth proportional to 2,772,056.70, 4,158,085.05 and 878,795.10 is: 1,318,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,056.70 : 4,158,085.05 = 878,795.10 : x
  2. Step 2: Convert to fraction form
    2,772,056.70/4,158,085.05 = 878,795.10/x
  3. Step 3: Cross multiply
    2,772,056.70x = 4,158,085.05 × 878,795.10
  4. Step 4: Simplify right side
    2,772,056.70x = 3,654,104,767,323.26
  5. Step 5: Solve for x
    x = 3,654,104,767,323.26/2,772,056.70
  6. Step 6: Final answer
    x = 1,318,192.65

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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.