Home / 1,507,290.92-2,080,060.99-828,271.16

Finding the Fourth Proportional to 1,507,290.92, 2,080,060.99 and 828,271.16

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Solution

The fourth proportional to 1,507,290.92, 2,080,060.99 and 828,271.16 is: 1,143,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,290.92 : 2,080,060.99 = 828,271.16 : x
  2. Step 2: Convert to fraction form
    1,507,290.92/2,080,060.99 = 828,271.16/x
  3. Step 3: Cross multiply
    1,507,290.92x = 2,080,060.99 × 828,271.16
  4. Step 4: Simplify right side
    1,507,290.92x = 1,722,854,516,587.07
  5. Step 5: Solve for x
    x = 1,722,854,516,587.07/1,507,290.92
  6. Step 6: Final answer
    x = 1,143,013.93

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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.