Home / 1,300,492.12-1,950,541.08-353,936.60

Finding the Fourth Proportional to 1,300,492.12, 1,950,541.08 and 353,936.60

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Solution

The fourth proportional to 1,300,492.12, 1,950,541.08 and 353,936.60 is: 530,851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,492.12 : 1,950,541.08 = 353,936.60 : x
  2. Step 2: Convert to fraction form
    1,300,492.12/1,950,541.08 = 353,936.60/x
  3. Step 3: Cross multiply
    1,300,492.12x = 1,950,541.08 × 353,936.60
  4. Step 4: Simplify right side
    1,300,492.12x = 690,367,878,015.53
  5. Step 5: Solve for x
    x = 690,367,878,015.53/1,300,492.12
  6. Step 6: Final answer
    x = 530,851.26

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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.