Home / 1,009,325.08-1,392,821.76-579,302.56

Finding the Fourth Proportional to 1,009,325.08, 1,392,821.76 and 579,302.56

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Solution

The fourth proportional to 1,009,325.08, 1,392,821.76 and 579,302.56 is: 799,410.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,325.08 : 1,392,821.76 = 579,302.56 : x
  2. Step 2: Convert to fraction form
    1,009,325.08/1,392,821.76 = 579,302.56/x
  3. Step 3: Cross multiply
    1,009,325.08x = 1,392,821.76 × 579,302.56
  4. Step 4: Simplify right side
    1,009,325.08x = 806,865,211,191.71
  5. Step 5: Solve for x
    x = 806,865,211,191.71/1,009,325.08
  6. Step 6: Final answer
    x = 799,410.64

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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.