Home / 1,116,332.90-1,540,352.54-657,538.82

Finding the Fourth Proportional to 1,116,332.90, 1,540,352.54 and 657,538.82

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Solution

The fourth proportional to 1,116,332.90, 1,540,352.54 and 657,538.82 is: 907,293.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,332.90 : 1,540,352.54 = 657,538.82 : x
  2. Step 2: Convert to fraction form
    1,116,332.90/1,540,352.54 = 657,538.82/x
  3. Step 3: Cross multiply
    1,116,332.90x = 1,540,352.54 × 657,538.82
  4. Step 4: Simplify right side
    1,116,332.90x = 1,012,841,588,247.91
  5. Step 5: Solve for x
    x = 1,012,841,588,247.91/1,116,332.90
  6. Step 6: Final answer
    x = 907,293.50

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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.