Home / 1,143,232.45-1,577,547.09-659,953.31

Finding the Fourth Proportional to 1,143,232.45, 1,577,547.09 and 659,953.31

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Solution

The fourth proportional to 1,143,232.45, 1,577,547.09 and 659,953.31 is: 910,669.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,232.45 : 1,577,547.09 = 659,953.31 : x
  2. Step 2: Convert to fraction form
    1,143,232.45/1,577,547.09 = 659,953.31/x
  3. Step 3: Cross multiply
    1,143,232.45x = 1,577,547.09 × 659,953.31
  4. Step 4: Simplify right side
    1,143,232.45x = 1,041,107,415,838.63
  5. Step 5: Solve for x
    x = 1,041,107,415,838.63/1,143,232.45
  6. Step 6: Final answer
    x = 910,669.93

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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.