Home / 1,631,486.51-2,447,291.27-620,420.01

Finding the Fourth Proportional to 1,631,486.51, 2,447,291.27 and 620,420.01

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Solution

The fourth proportional to 1,631,486.51, 2,447,291.27 and 620,420.01 is: 930,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,486.51 : 2,447,291.27 = 620,420.01 : x
  2. Step 2: Convert to fraction form
    1,631,486.51/2,447,291.27 = 620,420.01/x
  3. Step 3: Cross multiply
    1,631,486.51x = 2,447,291.27 × 620,420.01
  4. Step 4: Simplify right side
    1,631,486.51x = 1,518,348,466,580.02
  5. Step 5: Solve for x
    x = 1,518,348,466,580.02/1,631,486.51
  6. Step 6: Final answer
    x = 930,653.40

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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.