Home / 1,153,792.40-1,730,688.60-1,028,454.80

Finding the Fourth Proportional to 1,153,792.40, 1,730,688.60 and 1,028,454.80

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Solution

The fourth proportional to 1,153,792.40, 1,730,688.60 and 1,028,454.80 is: 1,542,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,792.40 : 1,730,688.60 = 1,028,454.80 : x
  2. Step 2: Convert to fraction form
    1,153,792.40/1,730,688.60 = 1,028,454.80/x
  3. Step 3: Cross multiply
    1,153,792.40x = 1,730,688.60 × 1,028,454.80
  4. Step 4: Simplify right side
    1,153,792.40x = 1,779,934,997,975.28
  5. Step 5: Solve for x
    x = 1,779,934,997,975.28/1,153,792.40
  6. Step 6: Final answer
    x = 1,542,682.20

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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.