Home / 1,584,204.84-2,187,052.20-1,223,495.64

Finding the Fourth Proportional to 1,584,204.84, 2,187,052.20 and 1,223,495.64

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Solution

The fourth proportional to 1,584,204.84, 2,187,052.20 and 1,223,495.64 is: 1,689,080.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,204.84 : 2,187,052.20 = 1,223,495.64 : x
  2. Step 2: Convert to fraction form
    1,584,204.84/2,187,052.20 = 1,223,495.64/x
  3. Step 3: Cross multiply
    1,584,204.84x = 2,187,052.20 × 1,223,495.64
  4. Step 4: Simplify right side
    1,584,204.84x = 2,675,848,831,152.41
  5. Step 5: Solve for x
    x = 2,675,848,831,152.41/1,584,204.84
  6. Step 6: Final answer
    x = 1,689,080.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.