Home / 1,501,718.58-2,072,355.15-813,373.32

Finding the Fourth Proportional to 1,501,718.58, 2,072,355.15 and 813,373.32

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Solution

The fourth proportional to 1,501,718.58, 2,072,355.15 and 813,373.32 is: 1,122,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,718.58 : 2,072,355.15 = 813,373.32 : x
  2. Step 2: Convert to fraction form
    1,501,718.58/2,072,355.15 = 813,373.32/x
  3. Step 3: Cross multiply
    1,501,718.58x = 2,072,355.15 × 813,373.32
  4. Step 4: Simplify right side
    1,501,718.58x = 1,685,598,388,574.60
  5. Step 5: Solve for x
    x = 1,685,598,388,574.60/1,501,718.58
  6. Step 6: Final answer
    x = 1,122,446.25

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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.