Home / 1,292,248.92-1,783,303.56-719,276.82

Finding the Fourth Proportional to 1,292,248.92, 1,783,303.56 and 719,276.82

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Solution

The fourth proportional to 1,292,248.92, 1,783,303.56 and 719,276.82 is: 992,602.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,248.92 : 1,783,303.56 = 719,276.82 : x
  2. Step 2: Convert to fraction form
    1,292,248.92/1,783,303.56 = 719,276.82/x
  3. Step 3: Cross multiply
    1,292,248.92x = 1,783,303.56 × 719,276.82
  4. Step 4: Simplify right side
    1,292,248.92x = 1,282,688,913,731.48
  5. Step 5: Solve for x
    x = 1,282,688,913,731.48/1,292,248.92
  6. Step 6: Final answer
    x = 992,602.04

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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.