Home / 1,155,978.64-1,594,557.48-732,042.64

Finding the Fourth Proportional to 1,155,978.64, 1,594,557.48 and 732,042.64

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Solution

The fourth proportional to 1,155,978.64, 1,594,557.48 and 732,042.64 is: 1,009,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,978.64 : 1,594,557.48 = 732,042.64 : x
  2. Step 2: Convert to fraction form
    1,155,978.64/1,594,557.48 = 732,042.64/x
  3. Step 3: Cross multiply
    1,155,978.64x = 1,594,557.48 × 732,042.64
  4. Step 4: Simplify right side
    1,155,978.64x = 1,167,284,067,290.95
  5. Step 5: Solve for x
    x = 1,167,284,067,290.95/1,155,978.64
  6. Step 6: Final answer
    x = 1,009,779.96

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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.