Home / 1,009,479.96-1,392,737.76-573,853.32

Finding the Fourth Proportional to 1,009,479.96, 1,392,737.76 and 573,853.32

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Solution

The fourth proportional to 1,009,479.96, 1,392,737.76 and 573,853.32 is: 791,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,479.96 : 1,392,737.76 = 573,853.32 : x
  2. Step 2: Convert to fraction form
    1,009,479.96/1,392,737.76 = 573,853.32/x
  3. Step 3: Cross multiply
    1,009,479.96x = 1,392,737.76 × 573,853.32
  4. Step 4: Simplify right side
    1,009,479.96x = 799,227,187,465.36
  5. Step 5: Solve for x
    x = 799,227,187,465.36/1,009,479.96
  6. Step 6: Final answer
    x = 791,721.70

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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.