Home / 1,971,144.40-2,952,569.40-1,639,368.40

Finding the Fourth Proportional to 1,971,144.40, 2,952,569.40 and 1,639,368.40

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Solution

The fourth proportional to 1,971,144.40, 2,952,569.40 and 1,639,368.40 is: 2,455,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,144.40 : 2,952,569.40 = 1,639,368.40 : x
  2. Step 2: Convert to fraction form
    1,971,144.40/2,952,569.40 = 1,639,368.40/x
  3. Step 3: Cross multiply
    1,971,144.40x = 2,952,569.40 × 1,639,368.40
  4. Step 4: Simplify right side
    1,971,144.40x = 4,840,348,973,166.96
  5. Step 5: Solve for x
    x = 4,840,348,973,166.96/1,971,144.40
  6. Step 6: Final answer
    x = 2,455,603.44

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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.