Home / 1,140,516.46-1,573,985.78-657,072.82

Finding the Fourth Proportional to 1,140,516.46, 1,573,985.78 and 657,072.82

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Solution

The fourth proportional to 1,140,516.46, 1,573,985.78 and 657,072.82 is: 906,802.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,516.46 : 1,573,985.78 = 657,072.82 : x
  2. Step 2: Convert to fraction form
    1,140,516.46/1,573,985.78 = 657,072.82/x
  3. Step 3: Cross multiply
    1,140,516.46x = 1,573,985.78 × 657,072.82
  4. Step 4: Simplify right side
    1,140,516.46x = 1,034,223,271,451.40
  5. Step 5: Solve for x
    x = 1,034,223,271,451.40/1,140,516.46
  6. Step 6: Final answer
    x = 906,802.58

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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.