Home / 1,886,008.20-2,603,050.20-1,070,287.71

Finding the Fourth Proportional to 1,886,008.20, 2,603,050.20 and 1,070,287.71

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Solution

The fourth proportional to 1,886,008.20, 2,603,050.20 and 1,070,287.71 is: 1,477,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,008.20 : 2,603,050.20 = 1,070,287.71 : x
  2. Step 2: Convert to fraction form
    1,886,008.20/2,603,050.20 = 1,070,287.71/x
  3. Step 3: Cross multiply
    1,886,008.20x = 2,603,050.20 × 1,070,287.71
  4. Step 4: Simplify right side
    1,886,008.20x = 2,786,012,637,573.04
  5. Step 5: Solve for x
    x = 2,786,012,637,573.04/1,886,008.20
  6. Step 6: Final answer
    x = 1,477,200.70

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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.