Home / 1,776,424.90-2,664,637.35-1,492,989.70

Finding the Fourth Proportional to 1,776,424.90, 2,664,637.35 and 1,492,989.70

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Solution

The fourth proportional to 1,776,424.90, 2,664,637.35 and 1,492,989.70 is: 2,239,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,424.90 : 2,664,637.35 = 1,492,989.70 : x
  2. Step 2: Convert to fraction form
    1,776,424.90/2,664,637.35 = 1,492,989.70/x
  3. Step 3: Cross multiply
    1,776,424.90x = 2,664,637.35 × 1,492,989.70
  4. Step 4: Simplify right side
    1,776,424.90x = 3,978,276,117,785.30
  5. Step 5: Solve for x
    x = 3,978,276,117,785.30/1,776,424.90
  6. Step 6: Final answer
    x = 2,239,484.55

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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.