Home / 1,826,316.34-2,739,395.91-478,449.10

Finding the Fourth Proportional to 1,826,316.34, 2,739,395.91 and 478,449.10

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Solution

The fourth proportional to 1,826,316.34, 2,739,395.91 and 478,449.10 is: 717,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,316.34 : 2,739,395.91 = 478,449.10 : x
  2. Step 2: Convert to fraction form
    1,826,316.34/2,739,395.91 = 478,449.10/x
  3. Step 3: Cross multiply
    1,826,316.34x = 2,739,395.91 × 478,449.10
  4. Step 4: Simplify right side
    1,826,316.34x = 1,310,661,507,683.18
  5. Step 5: Solve for x
    x = 1,310,661,507,683.18/1,826,316.34
  6. Step 6: Final answer
    x = 717,653.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.