Home / 2,878,746.80-4,319,614.66-1,174,140.68

Finding the Fourth Proportional to 2,878,746.80, 4,319,614.66 and 1,174,140.68

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Solution

The fourth proportional to 2,878,746.80, 4,319,614.66 and 1,174,140.68 is: 1,761,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,746.80 : 4,319,614.66 = 1,174,140.68 : x
  2. Step 2: Convert to fraction form
    2,878,746.80/4,319,614.66 = 1,174,140.68/x
  3. Step 3: Cross multiply
    2,878,746.80x = 4,319,614.66 × 1,174,140.68
  4. Step 4: Simplify right side
    2,878,746.80x = 5,071,835,294,230.37
  5. Step 5: Solve for x
    x = 5,071,835,294,230.37/2,878,746.80
  6. Step 6: Final answer
    x = 1,761,820.56

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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.