Home / 2,896,781.80-4,345,691.10-1,214,055.40

Finding the Fourth Proportional to 2,896,781.80, 4,345,691.10 and 1,214,055.40

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Solution

The fourth proportional to 2,896,781.80, 4,345,691.10 and 1,214,055.40 is: 1,821,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,781.80 : 4,345,691.10 = 1,214,055.40 : x
  2. Step 2: Convert to fraction form
    2,896,781.80/4,345,691.10 = 1,214,055.40/x
  3. Step 3: Cross multiply
    2,896,781.80x = 4,345,691.10 × 1,214,055.40
  4. Step 4: Simplify right side
    2,896,781.80x = 5,275,909,746,686.94
  5. Step 5: Solve for x
    x = 5,275,909,746,686.94/2,896,781.80
  6. Step 6: Final answer
    x = 1,821,300.36

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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.