Home / 1,893,606.80-2,613,180.30-1,077,810.47

Finding the Fourth Proportional to 1,893,606.80, 2,613,180.30 and 1,077,810.47

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Solution

The fourth proportional to 1,893,606.80, 2,613,180.30 and 1,077,810.47 is: 1,487,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,606.80 : 2,613,180.30 = 1,077,810.47 : x
  2. Step 2: Convert to fraction form
    1,893,606.80/2,613,180.30 = 1,077,810.47/x
  3. Step 3: Cross multiply
    1,893,606.80x = 2,613,180.30 × 1,077,810.47
  4. Step 4: Simplify right side
    1,893,606.80x = 2,816,513,074,271.84
  5. Step 5: Solve for x
    x = 2,816,513,074,271.84/1,893,606.80
  6. Step 6: Final answer
    x = 1,487,380.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.