Home / 1,638,016.40-2,457,024.60-572,704.40

Finding the Fourth Proportional to 1,638,016.40, 2,457,024.60 and 572,704.40

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Solution

The fourth proportional to 1,638,016.40, 2,457,024.60 and 572,704.40 is: 859,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,016.40 : 2,457,024.60 = 572,704.40 : x
  2. Step 2: Convert to fraction form
    1,638,016.40/2,457,024.60 = 572,704.40/x
  3. Step 3: Cross multiply
    1,638,016.40x = 2,457,024.60 × 572,704.40
  4. Step 4: Simplify right side
    1,638,016.40x = 1,407,148,799,328.24
  5. Step 5: Solve for x
    x = 1,407,148,799,328.24/1,638,016.40
  6. Step 6: Final answer
    x = 859,056.60

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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.