Home / 3,075,823.15-4,611,117.53-1,878,585.31

Finding the Fourth Proportional to 3,075,823.15, 4,611,117.53 and 1,878,585.31

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Solution

The fourth proportional to 3,075,823.15, 4,611,117.53 and 1,878,585.31 is: 2,816,279.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,823.15 : 4,611,117.53 = 1,878,585.31 : x
  2. Step 2: Convert to fraction form
    3,075,823.15/4,611,117.53 = 1,878,585.31/x
  3. Step 3: Cross multiply
    3,075,823.15x = 4,611,117.53 × 1,878,585.31
  4. Step 4: Simplify right side
    3,075,823.15x = 8,662,377,645,148.56
  5. Step 5: Solve for x
    x = 8,662,377,645,148.56/3,075,823.15
  6. Step 6: Final answer
    x = 2,816,279.49

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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.