Home / 3,012,554.59-4,155,788.07-1,923,681.31

Finding the Fourth Proportional to 3,012,554.59, 4,155,788.07 and 1,923,681.31

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Solution

The fourth proportional to 3,012,554.59, 4,155,788.07 and 1,923,681.31 is: 2,653,698.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,554.59 : 4,155,788.07 = 1,923,681.31 : x
  2. Step 2: Convert to fraction form
    3,012,554.59/4,155,788.07 = 1,923,681.31/x
  3. Step 3: Cross multiply
    3,012,554.59x = 4,155,788.07 × 1,923,681.31
  4. Step 4: Simplify right side
    3,012,554.59x = 7,994,411,828,190.50
  5. Step 5: Solve for x
    x = 7,994,411,828,190.50/3,012,554.59
  6. Step 6: Final answer
    x = 2,653,698.58

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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.