Home / 1,562,278.64-2,155,857.80-873,817.51

Finding the Fourth Proportional to 1,562,278.64, 2,155,857.80 and 873,817.51

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Solution

The fourth proportional to 1,562,278.64, 2,155,857.80 and 873,817.51 is: 1,205,819.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,278.64 : 2,155,857.80 = 873,817.51 : x
  2. Step 2: Convert to fraction form
    1,562,278.64/2,155,857.80 = 873,817.51/x
  3. Step 3: Cross multiply
    1,562,278.64x = 2,155,857.80 × 873,817.51
  4. Step 4: Simplify right side
    1,562,278.64x = 1,883,826,294,710.08
  5. Step 5: Solve for x
    x = 1,883,826,294,710.08/1,562,278.64
  6. Step 6: Final answer
    x = 1,205,819.66

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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.