Home / 1,806,017.86-2,492,352.21-1,021,021.30

Finding the Fourth Proportional to 1,806,017.86, 2,492,352.21 and 1,021,021.30

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Solution

The fourth proportional to 1,806,017.86, 2,492,352.21 and 1,021,021.30 is: 1,409,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,017.86 : 2,492,352.21 = 1,021,021.30 : x
  2. Step 2: Convert to fraction form
    1,806,017.86/2,492,352.21 = 1,021,021.30/x
  3. Step 3: Cross multiply
    1,806,017.86x = 2,492,352.21 × 1,021,021.30
  4. Step 4: Simplify right side
    1,806,017.86x = 2,544,744,693,512.07
  5. Step 5: Solve for x
    x = 2,544,744,693,512.07/1,806,017.86
  6. Step 6: Final answer
    x = 1,409,036.28

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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.