Home / 1,692,648.86-2,335,809.84-1,030,112.25

Finding the Fourth Proportional to 1,692,648.86, 2,335,809.84 and 1,030,112.25

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Solution

The fourth proportional to 1,692,648.86, 2,335,809.84 and 1,030,112.25 is: 1,421,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,648.86 : 2,335,809.84 = 1,030,112.25 : x
  2. Step 2: Convert to fraction form
    1,692,648.86/2,335,809.84 = 1,030,112.25/x
  3. Step 3: Cross multiply
    1,692,648.86x = 2,335,809.84 × 1,030,112.25
  4. Step 4: Simplify right side
    1,692,648.86x = 2,406,146,329,854.54
  5. Step 5: Solve for x
    x = 2,406,146,329,854.54/1,692,648.86
  6. Step 6: Final answer
    x = 1,421,527.16

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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.