Home / 1,218,697.62-1,683,554.54-973,360.28

Finding the Fourth Proportional to 1,218,697.62, 1,683,554.54 and 973,360.28

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Solution

The fourth proportional to 1,218,697.62, 1,683,554.54 and 973,360.28 is: 1,344,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,697.62 : 1,683,554.54 = 973,360.28 : x
  2. Step 2: Convert to fraction form
    1,218,697.62/1,683,554.54 = 973,360.28/x
  3. Step 3: Cross multiply
    1,218,697.62x = 1,683,554.54 × 973,360.28
  4. Step 4: Simplify right side
    1,218,697.62x = 1,638,705,118,449.67
  5. Step 5: Solve for x
    x = 1,638,705,118,449.67/1,218,697.62
  6. Step 6: Final answer
    x = 1,344,636.35

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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.