Home / 1,191,708.10-1,785,168.74-551,113.93

Finding the Fourth Proportional to 1,191,708.10, 1,785,168.74 and 551,113.93

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Solution

The fourth proportional to 1,191,708.10, 1,785,168.74 and 551,113.93 is: 825,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,708.10 : 1,785,168.74 = 551,113.93 : x
  2. Step 2: Convert to fraction form
    1,191,708.10/1,785,168.74 = 551,113.93/x
  3. Step 3: Cross multiply
    1,191,708.10x = 1,785,168.74 × 551,113.93
  4. Step 4: Simplify right side
    1,191,708.10x = 983,831,360,014.55
  5. Step 5: Solve for x
    x = 983,831,360,014.55/1,191,708.10
  6. Step 6: Final answer
    x = 825,564.05

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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.