Home / 1,158,697.12-1,597,326.48-813,482.08

Finding the Fourth Proportional to 1,158,697.12, 1,597,326.48 and 813,482.08

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Solution

The fourth proportional to 1,158,697.12, 1,597,326.48 and 813,482.08 is: 1,121,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,697.12 : 1,597,326.48 = 813,482.08 : x
  2. Step 2: Convert to fraction form
    1,158,697.12/1,597,326.48 = 813,482.08/x
  3. Step 3: Cross multiply
    1,158,697.12x = 1,597,326.48 × 813,482.08
  4. Step 4: Simplify right side
    1,158,697.12x = 1,299,396,467,389.48
  5. Step 5: Solve for x
    x = 1,299,396,467,389.48/1,158,697.12
  6. Step 6: Final answer
    x = 1,121,428.93

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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.