Home / 1,529,968.80-2,111,345.27-841,625.84

Finding the Fourth Proportional to 1,529,968.80, 2,111,345.27 and 841,625.84

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Solution

The fourth proportional to 1,529,968.80, 2,111,345.27 and 841,625.84 is: 1,161,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,968.80 : 2,111,345.27 = 841,625.84 : x
  2. Step 2: Convert to fraction form
    1,529,968.80/2,111,345.27 = 841,625.84/x
  3. Step 3: Cross multiply
    1,529,968.80x = 2,111,345.27 × 841,625.84
  4. Step 4: Simplify right side
    1,529,968.80x = 1,776,962,721,628.92
  5. Step 5: Solve for x
    x = 1,776,962,721,628.92/1,529,968.80
  6. Step 6: Final answer
    x = 1,161,437.23

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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.