Home / 1,072,973.70-1,480,728.20-589,508.19

Finding the Fourth Proportional to 1,072,973.70, 1,480,728.20 and 589,508.19

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Solution

The fourth proportional to 1,072,973.70, 1,480,728.20 and 589,508.19 is: 813,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,973.70 : 1,480,728.20 = 589,508.19 : x
  2. Step 2: Convert to fraction form
    1,072,973.70/1,480,728.20 = 589,508.19/x
  3. Step 3: Cross multiply
    1,072,973.70x = 1,480,728.20 × 589,508.19
  4. Step 4: Simplify right side
    1,072,973.70x = 872,901,398,116.42
  5. Step 5: Solve for x
    x = 872,901,398,116.42/1,072,973.70
  6. Step 6: Final answer
    x = 813,534.76

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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.