Home / 1,312,337.08-1,968,717.64-554,292.50

Finding the Fourth Proportional to 1,312,337.08, 1,968,717.64 and 554,292.50

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Solution

The fourth proportional to 1,312,337.08, 1,968,717.64 and 554,292.50 is: 831,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,337.08 : 1,968,717.64 = 554,292.50 : x
  2. Step 2: Convert to fraction form
    1,312,337.08/1,968,717.64 = 554,292.50/x
  3. Step 3: Cross multiply
    1,312,337.08x = 1,968,717.64 × 554,292.50
  4. Step 4: Simplify right side
    1,312,337.08x = 1,091,245,422,469.70
  5. Step 5: Solve for x
    x = 1,091,245,422,469.70/1,312,337.08
  6. Step 6: Final answer
    x = 831,528.30

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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.