Home / 2,528,235.78-3,488,941.53-1,382,303.94

Finding the Fourth Proportional to 2,528,235.78, 3,488,941.53 and 1,382,303.94

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Solution

The fourth proportional to 2,528,235.78, 3,488,941.53 and 1,382,303.94 is: 1,907,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,235.78 : 3,488,941.53 = 1,382,303.94 : x
  2. Step 2: Convert to fraction form
    2,528,235.78/3,488,941.53 = 1,382,303.94/x
  3. Step 3: Cross multiply
    2,528,235.78x = 3,488,941.53 × 1,382,303.94
  4. Step 4: Simplify right side
    2,528,235.78x = 4,822,777,623,348.63
  5. Step 5: Solve for x
    x = 4,822,777,623,348.63/2,528,235.78
  6. Step 6: Final answer
    x = 1,907,566.40

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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.