Home / 2,011,801.15-2,776,173.40-1,152,416.77

Finding the Fourth Proportional to 2,011,801.15, 2,776,173.40 and 1,152,416.77

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Solution

The fourth proportional to 2,011,801.15, 2,776,173.40 and 1,152,416.77 is: 1,590,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,801.15 : 2,776,173.40 = 1,152,416.77 : x
  2. Step 2: Convert to fraction form
    2,011,801.15/2,776,173.40 = 1,152,416.77/x
  3. Step 3: Cross multiply
    2,011,801.15x = 2,776,173.40 × 1,152,416.77
  4. Step 4: Simplify right side
    2,011,801.15x = 3,199,308,770,605.66
  5. Step 5: Solve for x
    x = 3,199,308,770,605.66/2,011,801.15
  6. Step 6: Final answer
    x = 1,590,270.87

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1.5x scale

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.