Home / 1,492,197.48-2,237,637.78-426,997.08

Finding the Fourth Proportional to 1,492,197.48, 2,237,637.78 and 426,997.08

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Solution

The fourth proportional to 1,492,197.48, 2,237,637.78 and 426,997.08 is: 640,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,197.48 : 2,237,637.78 = 426,997.08 : x
  2. Step 2: Convert to fraction form
    1,492,197.48/2,237,637.78 = 426,997.08/x
  3. Step 3: Cross multiply
    1,492,197.48x = 2,237,637.78 × 426,997.08
  4. Step 4: Simplify right side
    1,492,197.48x = 955,464,798,157.68
  5. Step 5: Solve for x
    x = 955,464,798,157.68/1,492,197.48
  6. Step 6: Final answer
    x = 640,307.21

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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.