Home / 1,353,037.40-2,029,554.71-554,320.38

Finding the Fourth Proportional to 1,353,037.40, 2,029,554.71 and 554,320.38

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Solution

The fourth proportional to 1,353,037.40, 2,029,554.71 and 554,320.38 is: 831,480.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,037.40 : 2,029,554.71 = 554,320.38 : x
  2. Step 2: Convert to fraction form
    1,353,037.40/2,029,554.71 = 554,320.38/x
  3. Step 3: Cross multiply
    1,353,037.40x = 2,029,554.71 × 554,320.38
  4. Step 4: Simplify right side
    1,353,037.40x = 1,125,023,535,306.39
  5. Step 5: Solve for x
    x = 1,125,023,535,306.39/1,353,037.40
  6. Step 6: Final answer
    x = 831,480.00

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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.