Home / 1,911,123.96-2,637,460.04-1,095,463.40

Finding the Fourth Proportional to 1,911,123.96, 2,637,460.04 and 1,095,463.40

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Solution

The fourth proportional to 1,911,123.96, 2,637,460.04 and 1,095,463.40 is: 1,511,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,123.96 : 2,637,460.04 = 1,095,463.40 : x
  2. Step 2: Convert to fraction form
    1,911,123.96/2,637,460.04 = 1,095,463.40/x
  3. Step 3: Cross multiply
    1,911,123.96x = 2,637,460.04 × 1,095,463.40
  4. Step 4: Simplify right side
    1,911,123.96x = 2,889,240,942,782.54
  5. Step 5: Solve for x
    x = 2,889,240,942,782.54/1,911,123.96
  6. Step 6: Final answer
    x = 1,511,801.96

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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.