Home / 2,908,075.07-4,010,531.07-1,820,445.80

Finding the Fourth Proportional to 2,908,075.07, 4,010,531.07 and 1,820,445.80

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Solution

The fourth proportional to 2,908,075.07, 4,010,531.07 and 1,820,445.80 is: 2,510,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,075.07 : 4,010,531.07 = 1,820,445.80 : x
  2. Step 2: Convert to fraction form
    2,908,075.07/4,010,531.07 = 1,820,445.80/x
  3. Step 3: Cross multiply
    2,908,075.07x = 4,010,531.07 × 1,820,445.80
  4. Step 4: Simplify right side
    2,908,075.07x = 7,300,954,422,098.35
  5. Step 5: Solve for x
    x = 7,300,954,422,098.35/2,908,075.07
  6. Step 6: Final answer
    x = 2,510,579.77

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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.