Home / 2,818,328.40-4,227,492.60-1,224,005.40

Finding the Fourth Proportional to 2,818,328.40, 4,227,492.60 and 1,224,005.40

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Solution

The fourth proportional to 2,818,328.40, 4,227,492.60 and 1,224,005.40 is: 1,836,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,328.40 : 4,227,492.60 = 1,224,005.40 : x
  2. Step 2: Convert to fraction form
    2,818,328.40/4,227,492.60 = 1,224,005.40/x
  3. Step 3: Cross multiply
    2,818,328.40x = 4,227,492.60 × 1,224,005.40
  4. Step 4: Simplify right side
    2,818,328.40x = 5,174,473,770,860.04
  5. Step 5: Solve for x
    x = 5,174,473,770,860.04/2,818,328.40
  6. Step 6: Final answer
    x = 1,836,008.10

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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.