Home / 1,116,328.64-1,540,486.65-632,926.31

Finding the Fourth Proportional to 1,116,328.64, 1,540,486.65 and 632,926.31

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Solution

The fourth proportional to 1,116,328.64, 1,540,486.65 and 632,926.31 is: 873,411.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,328.64 : 1,540,486.65 = 632,926.31 : x
  2. Step 2: Convert to fraction form
    1,116,328.64/1,540,486.65 = 632,926.31/x
  3. Step 3: Cross multiply
    1,116,328.64x = 1,540,486.65 × 632,926.31
  4. Step 4: Simplify right side
    1,116,328.64x = 975,014,525,659.80
  5. Step 5: Solve for x
    x = 975,014,525,659.80/1,116,328.64
  6. Step 6: Final answer
    x = 873,411.73

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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.