Home / 1,007,538.44-1,390,127.55-701,270.96

Finding the Fourth Proportional to 1,007,538.44, 1,390,127.55 and 701,270.96

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Solution

The fourth proportional to 1,007,538.44, 1,390,127.55 and 701,270.96 is: 967,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,538.44 : 1,390,127.55 = 701,270.96 : x
  2. Step 2: Convert to fraction form
    1,007,538.44/1,390,127.55 = 701,270.96/x
  3. Step 3: Cross multiply
    1,007,538.44x = 1,390,127.55 × 701,270.96
  4. Step 4: Simplify right side
    1,007,538.44x = 974,856,081,510.95
  5. Step 5: Solve for x
    x = 974,856,081,510.95/1,007,538.44
  6. Step 6: Final answer
    x = 967,562.17

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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.