Home / 1,226,893.64-1,693,074.75-710,657.61

Finding the Fourth Proportional to 1,226,893.64, 1,693,074.75 and 710,657.61

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Solution

The fourth proportional to 1,226,893.64, 1,693,074.75 and 710,657.61 is: 980,685.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,893.64 : 1,693,074.75 = 710,657.61 : x
  2. Step 2: Convert to fraction form
    1,226,893.64/1,693,074.75 = 710,657.61/x
  3. Step 3: Cross multiply
    1,226,893.64x = 1,693,074.75 × 710,657.61
  4. Step 4: Simplify right side
    1,226,893.64x = 1,203,196,455,386.35
  5. Step 5: Solve for x
    x = 1,203,196,455,386.35/1,226,893.64
  6. Step 6: Final answer
    x = 980,685.22

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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.