Home / 1,318,316.06-1,819,325.16-745,322.06

Finding the Fourth Proportional to 1,318,316.06, 1,819,325.16 and 745,322.06

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Solution

The fourth proportional to 1,318,316.06, 1,819,325.16 and 745,322.06 is: 1,028,572.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,316.06 : 1,819,325.16 = 745,322.06 : x
  2. Step 2: Convert to fraction form
    1,318,316.06/1,819,325.16 = 745,322.06/x
  3. Step 3: Cross multiply
    1,318,316.06x = 1,819,325.16 × 745,322.06
  4. Step 4: Simplify right side
    1,318,316.06x = 1,355,983,176,061.03
  5. Step 5: Solve for x
    x = 1,355,983,176,061.03/1,318,316.06
  6. Step 6: Final answer
    x = 1,028,572.14

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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.