Home / 1,565,628.40-2,348,442.60-817,577.20

Finding the Fourth Proportional to 1,565,628.40, 2,348,442.60 and 817,577.20

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Solution

The fourth proportional to 1,565,628.40, 2,348,442.60 and 817,577.20 is: 1,226,365.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,628.40 : 2,348,442.60 = 817,577.20 : x
  2. Step 2: Convert to fraction form
    1,565,628.40/2,348,442.60 = 817,577.20/x
  3. Step 3: Cross multiply
    1,565,628.40x = 2,348,442.60 × 817,577.20
  4. Step 4: Simplify right side
    1,565,628.40x = 1,920,033,125,268.72
  5. Step 5: Solve for x
    x = 1,920,033,125,268.72/1,565,628.40
  6. Step 6: Final answer
    x = 1,226,365.80

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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.