Home / 1,872,318.40-2,808,768.96-609,852.16

Finding the Fourth Proportional to 1,872,318.40, 2,808,768.96 and 609,852.16

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Solution

The fourth proportional to 1,872,318.40, 2,808,768.96 and 609,852.16 is: 914,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,318.40 : 2,808,768.96 = 609,852.16 : x
  2. Step 2: Convert to fraction form
    1,872,318.40/2,808,768.96 = 609,852.16/x
  3. Step 3: Cross multiply
    1,872,318.40x = 2,808,768.96 × 609,852.16
  4. Step 4: Simplify right side
    1,872,318.40x = 1,712,933,817,196.95
  5. Step 5: Solve for x
    x = 1,712,933,817,196.95/1,872,318.40
  6. Step 6: Final answer
    x = 914,873.14

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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.