Home / 1,876,009.60-2,813,358.30-977,152.60

Finding the Fourth Proportional to 1,876,009.60, 2,813,358.30 and 977,152.60

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Solution

The fourth proportional to 1,876,009.60, 2,813,358.30 and 977,152.60 is: 1,465,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,009.60 : 2,813,358.30 = 977,152.60 : x
  2. Step 2: Convert to fraction form
    1,876,009.60/2,813,358.30 = 977,152.60/x
  3. Step 3: Cross multiply
    1,876,009.60x = 2,813,358.30 × 977,152.60
  4. Step 4: Simplify right side
    1,876,009.60x = 2,749,080,377,576.58
  5. Step 5: Solve for x
    x = 2,749,080,377,576.58/1,876,009.60
  6. Step 6: Final answer
    x = 1,465,387.16

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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.