Home / 1,131,017.48-1,697,734.89-457,539.03

Finding the Fourth Proportional to 1,131,017.48, 1,697,734.89 and 457,539.03

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Solution

The fourth proportional to 1,131,017.48, 1,697,734.89 and 457,539.03 is: 686,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,017.48 : 1,697,734.89 = 457,539.03 : x
  2. Step 2: Convert to fraction form
    1,131,017.48/1,697,734.89 = 457,539.03/x
  3. Step 3: Cross multiply
    1,131,017.48x = 1,697,734.89 × 457,539.03
  4. Step 4: Simplify right side
    1,131,017.48x = 776,779,974,767.76
  5. Step 5: Solve for x
    x = 776,779,974,767.76/1,131,017.48
  6. Step 6: Final answer
    x = 686,797.50

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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.