Home / 1,009,614.20-1,393,276.49-550,730.81

Finding the Fourth Proportional to 1,009,614.20, 1,393,276.49 and 550,730.81

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Solution

The fourth proportional to 1,009,614.20, 1,393,276.49 and 550,730.81 is: 760,013.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,614.20 : 1,393,276.49 = 550,730.81 : x
  2. Step 2: Convert to fraction form
    1,009,614.20/1,393,276.49 = 550,730.81/x
  3. Step 3: Cross multiply
    1,009,614.20x = 1,393,276.49 × 550,730.81
  4. Step 4: Simplify right side
    1,009,614.20x = 767,320,289,526.89
  5. Step 5: Solve for x
    x = 767,320,289,526.89/1,009,614.20
  6. Step 6: Final answer
    x = 760,013.37

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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.