Home / 1,392,750.48-1,922,833.98-910,123.32

Finding the Fourth Proportional to 1,392,750.48, 1,922,833.98 and 910,123.32

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Solution

The fourth proportional to 1,392,750.48, 1,922,833.98 and 910,123.32 is: 1,256,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,750.48 : 1,922,833.98 = 910,123.32 : x
  2. Step 2: Convert to fraction form
    1,392,750.48/1,922,833.98 = 910,123.32/x
  3. Step 3: Cross multiply
    1,392,750.48x = 1,922,833.98 × 910,123.32
  4. Step 4: Simplify right side
    1,392,750.48x = 1,750,016,045,686.41
  5. Step 5: Solve for x
    x = 1,750,016,045,686.41/1,392,750.48
  6. Step 6: Final answer
    x = 1,256,518.00

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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.