Home / 1,227,527.81-1,694,040.95-683,663.57

Finding the Fourth Proportional to 1,227,527.81, 1,694,040.95 and 683,663.57

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Solution

The fourth proportional to 1,227,527.81, 1,694,040.95 and 683,663.57 is: 943,485.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,527.81 : 1,694,040.95 = 683,663.57 : x
  2. Step 2: Convert to fraction form
    1,227,527.81/1,694,040.95 = 683,663.57/x
  3. Step 3: Cross multiply
    1,227,527.81x = 1,694,040.95 × 683,663.57
  4. Step 4: Simplify right side
    1,227,527.81x = 1,158,154,071,714.67
  5. Step 5: Solve for x
    x = 1,158,154,071,714.67/1,227,527.81
  6. Step 6: Final answer
    x = 943,485.00

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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.