Home / 1,878,469.47-2,592,292.86-1,019,029.77

Finding the Fourth Proportional to 1,878,469.47, 2,592,292.86 and 1,019,029.77

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Solution

The fourth proportional to 1,878,469.47, 2,592,292.86 and 1,019,029.77 is: 1,406,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,469.47 : 2,592,292.86 = 1,019,029.77 : x
  2. Step 2: Convert to fraction form
    1,878,469.47/2,592,292.86 = 1,019,029.77/x
  3. Step 3: Cross multiply
    1,878,469.47x = 2,592,292.86 × 1,019,029.77
  4. Step 4: Simplify right side
    1,878,469.47x = 2,641,623,596,898.44
  5. Step 5: Solve for x
    x = 2,641,623,596,898.44/1,878,469.47
  6. Step 6: Final answer
    x = 1,406,263.79

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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.