Home / 1,088,600.61-1,500,053.35-842,087.76

Finding the Fourth Proportional to 1,088,600.61, 1,500,053.35 and 842,087.76

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Solution

The fourth proportional to 1,088,600.61, 1,500,053.35 and 842,087.76 is: 1,160,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,600.61 : 1,500,053.35 = 842,087.76 : x
  2. Step 2: Convert to fraction form
    1,088,600.61/1,500,053.35 = 842,087.76/x
  3. Step 3: Cross multiply
    1,088,600.61x = 1,500,053.35 × 842,087.76
  4. Step 4: Simplify right side
    1,088,600.61x = 1,263,176,556,152.02
  5. Step 5: Solve for x
    x = 1,263,176,556,152.02/1,088,600.61
  6. Step 6: Final answer
    x = 1,160,367.31

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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.