Home / 1,856,878.47-2,562,948.07-1,132,125.77

Finding the Fourth Proportional to 1,856,878.47, 2,562,948.07 and 1,132,125.77

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Solution

The fourth proportional to 1,856,878.47, 2,562,948.07 and 1,132,125.77 is: 1,562,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,878.47 : 2,562,948.07 = 1,132,125.77 : x
  2. Step 2: Convert to fraction form
    1,856,878.47/2,562,948.07 = 1,132,125.77/x
  3. Step 3: Cross multiply
    1,856,878.47x = 2,562,948.07 × 1,132,125.77
  4. Step 4: Simplify right side
    1,856,878.47x = 2,901,579,560,795.82
  5. Step 5: Solve for x
    x = 2,901,579,560,795.82/1,856,878.47
  6. Step 6: Final answer
    x = 1,562,611.45

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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.