Home / 1,480,237.96-2,042,510.98-826,783.47

Finding the Fourth Proportional to 1,480,237.96, 2,042,510.98 and 826,783.47

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Solution

The fourth proportional to 1,480,237.96, 2,042,510.98 and 826,783.47 is: 1,140,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,237.96 : 2,042,510.98 = 826,783.47 : x
  2. Step 2: Convert to fraction form
    1,480,237.96/2,042,510.98 = 826,783.47/x
  3. Step 3: Cross multiply
    1,480,237.96x = 2,042,510.98 × 826,783.47
  4. Step 4: Simplify right side
    1,480,237.96x = 1,688,714,313,490.54
  5. Step 5: Solve for x
    x = 1,688,714,313,490.54/1,480,237.96
  6. Step 6: Final answer
    x = 1,140,839.76

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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.