Home / 2,111,926.48-2,911,639.04-1,677,784.32

Finding the Fourth Proportional to 2,111,926.48, 2,911,639.04 and 1,677,784.32

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Solution

The fourth proportional to 2,111,926.48, 2,911,639.04 and 1,677,784.32 is: 2,313,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,926.48 : 2,911,639.04 = 1,677,784.32 : x
  2. Step 2: Convert to fraction form
    2,111,926.48/2,911,639.04 = 1,677,784.32/x
  3. Step 3: Cross multiply
    2,111,926.48x = 2,911,639.04 × 1,677,784.32
  4. Step 4: Simplify right side
    2,111,926.48x = 4,885,102,326,811.85
  5. Step 5: Solve for x
    x = 4,885,102,326,811.85/2,111,926.48
  6. Step 6: Final answer
    x = 2,313,102.46

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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.