Home / 1,130,607.60-1,697,223.60-681,835.20

Finding the Fourth Proportional to 1,130,607.60, 1,697,223.60 and 681,835.20

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Solution

The fourth proportional to 1,130,607.60, 1,697,223.60 and 681,835.20 is: 1,023,544.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,607.60 : 1,697,223.60 = 681,835.20 : x
  2. Step 2: Convert to fraction form
    1,130,607.60/1,697,223.60 = 681,835.20/x
  3. Step 3: Cross multiply
    1,130,607.60x = 1,697,223.60 × 681,835.20
  4. Step 4: Simplify right side
    1,130,607.60x = 1,157,226,792,750.72
  5. Step 5: Solve for x
    x = 1,157,226,792,750.72/1,130,607.60
  6. Step 6: Final answer
    x = 1,023,544.15

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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.