Home / 1,416,288.98-2,125,061.33-742,210.04

Finding the Fourth Proportional to 1,416,288.98, 2,125,061.33 and 742,210.04

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Solution

The fourth proportional to 1,416,288.98, 2,125,061.33 and 742,210.04 is: 1,113,644.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,288.98 : 2,125,061.33 = 742,210.04 : x
  2. Step 2: Convert to fraction form
    1,416,288.98/2,125,061.33 = 742,210.04/x
  3. Step 3: Cross multiply
    1,416,288.98x = 2,125,061.33 × 742,210.04
  4. Step 4: Simplify right side
    1,416,288.98x = 1,577,241,840,405.40
  5. Step 5: Solve for x
    x = 1,577,241,840,405.40/1,416,288.98
  6. Step 6: Final answer
    x = 1,113,644.09

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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.