Home / 1,038,467.20-1,557,700.80-975,481.60

Finding the Fourth Proportional to 1,038,467.20, 1,557,700.80 and 975,481.60

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Solution

The fourth proportional to 1,038,467.20, 1,557,700.80 and 975,481.60 is: 1,463,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,467.20 : 1,557,700.80 = 975,481.60 : x
  2. Step 2: Convert to fraction form
    1,038,467.20/1,557,700.80 = 975,481.60/x
  3. Step 3: Cross multiply
    1,038,467.20x = 1,557,700.80 × 975,481.60
  4. Step 4: Simplify right side
    1,038,467.20x = 1,519,508,468,705.28
  5. Step 5: Solve for x
    x = 1,519,508,468,705.28/1,038,467.20
  6. Step 6: Final answer
    x = 1,463,222.40

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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.