Home / 873,529.60-1,206,127.80-859,579.20

Finding the Fourth Proportional to 873,529.60, 1,206,127.80 and 859,579.20

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Solution

The fourth proportional to 873,529.60, 1,206,127.80 and 859,579.20 is: 1,186,865.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,529.60 : 1,206,127.80 = 859,579.20 : x
  2. Step 2: Convert to fraction form
    873,529.60/1,206,127.80 = 859,579.20/x
  3. Step 3: Cross multiply
    873,529.60x = 1,206,127.80 × 859,579.20
  4. Step 4: Simplify right side
    873,529.60x = 1,036,762,369,421.76
  5. Step 5: Solve for x
    x = 1,036,762,369,421.76/873,529.60
  6. Step 6: Final answer
    x = 1,186,865.76

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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.