Home / 1,507,705.10-2,080,608.90-828,627.02

Finding the Fourth Proportional to 1,507,705.10, 2,080,608.90 and 828,627.02

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Solution

The fourth proportional to 1,507,705.10, 2,080,608.90 and 828,627.02 is: 1,143,492.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,705.10 : 2,080,608.90 = 828,627.02 : x
  2. Step 2: Convert to fraction form
    1,507,705.10/2,080,608.90 = 828,627.02/x
  3. Step 3: Cross multiply
    1,507,705.10x = 2,080,608.90 × 828,627.02
  4. Step 4: Simplify right side
    1,507,705.10x = 1,724,048,752,592.48
  5. Step 5: Solve for x
    x = 1,724,048,752,592.48/1,507,705.10
  6. Step 6: Final answer
    x = 1,143,492.02

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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.