Home / 1,692,387.95-2,537,252.78-1,158,289.74

Finding the Fourth Proportional to 1,692,387.95, 2,537,252.78 and 1,158,289.74

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Solution

The fourth proportional to 1,692,387.95, 2,537,252.78 and 1,158,289.74 is: 1,736,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,387.95 : 2,537,252.78 = 1,158,289.74 : x
  2. Step 2: Convert to fraction form
    1,692,387.95/2,537,252.78 = 1,158,289.74/x
  3. Step 3: Cross multiply
    1,692,387.95x = 2,537,252.78 × 1,158,289.74
  4. Step 4: Simplify right side
    1,692,387.95x = 2,938,873,857,069.03
  5. Step 5: Solve for x
    x = 2,938,873,857,069.03/1,692,387.95
  6. Step 6: Final answer
    x = 1,736,524.93

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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.