Home / 1,560,366.96-2,153,280.96-872,048.40

Finding the Fourth Proportional to 1,560,366.96, 2,153,280.96 and 872,048.40

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Solution

The fourth proportional to 1,560,366.96, 2,153,280.96 and 872,048.40 is: 1,203,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,366.96 : 2,153,280.96 = 872,048.40 : x
  2. Step 2: Convert to fraction form
    1,560,366.96/2,153,280.96 = 872,048.40/x
  3. Step 3: Cross multiply
    1,560,366.96x = 2,153,280.96 × 872,048.40
  4. Step 4: Simplify right side
    1,560,366.96x = 1,877,765,215,918.46
  5. Step 5: Solve for x
    x = 1,877,765,215,918.46/1,560,366.96
  6. Step 6: Final answer
    x = 1,203,412.57

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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.