Home / 1,869,005.24-2,579,228.27-1,009,565.50

Finding the Fourth Proportional to 1,869,005.24, 2,579,228.27 and 1,009,565.50

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Solution

The fourth proportional to 1,869,005.24, 2,579,228.27 and 1,009,565.50 is: 1,393,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,005.24 : 2,579,228.27 = 1,009,565.50 : x
  2. Step 2: Convert to fraction form
    1,869,005.24/2,579,228.27 = 1,009,565.50/x
  3. Step 3: Cross multiply
    1,869,005.24x = 2,579,228.27 × 1,009,565.50
  4. Step 4: Simplify right side
    1,869,005.24x = 2,603,899,872,968.86
  5. Step 5: Solve for x
    x = 2,603,899,872,968.86/1,869,005.24
  6. Step 6: Final answer
    x = 1,393,200.95

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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.