Home / 1,712,607-2,564,842.68-1,111,706.88

Finding the Fourth Proportional to 1,712,607, 2,564,842.68 and 1,111,706.88

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Solution

The fourth proportional to 1,712,607, 2,564,842.68 and 1,111,706.88 is: 1,664,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,607 : 2,564,842.68 = 1,111,706.88 : x
  2. Step 2: Convert to fraction form
    1,712,607/2,564,842.68 = 1,111,706.88/x
  3. Step 3: Cross multiply
    1,712,607x = 2,564,842.68 × 1,111,706.88
  4. Step 4: Simplify right side
    1,712,607x = 2,851,353,253,473.64
  5. Step 5: Solve for x
    x = 2,851,353,253,473.64/1,712,607
  6. Step 6: Final answer
    x = 1,664,919.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.