Home / 1,331,739.49-1,999,030.80-573,954.93

Finding the Fourth Proportional to 1,331,739.49, 1,999,030.80 and 573,954.93

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Solution

The fourth proportional to 1,331,739.49, 1,999,030.80 and 573,954.93 is: 861,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,739.49 : 1,999,030.80 = 573,954.93 : x
  2. Step 2: Convert to fraction form
    1,331,739.49/1,999,030.80 = 573,954.93/x
  3. Step 3: Cross multiply
    1,331,739.49x = 1,999,030.80 × 573,954.93
  4. Step 4: Simplify right side
    1,331,739.49x = 1,147,353,582,881.84
  5. Step 5: Solve for x
    x = 1,147,353,582,881.84/1,331,739.49
  6. Step 6: Final answer
    x = 861,545.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.