Home / 1,554,411.52-2,331,931.56-655,855.12

Finding the Fourth Proportional to 1,554,411.52, 2,331,931.56 and 655,855.12

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Solution

The fourth proportional to 1,554,411.52, 2,331,931.56 and 655,855.12 is: 983,915.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,411.52 : 2,331,931.56 = 655,855.12 : x
  2. Step 2: Convert to fraction form
    1,554,411.52/2,331,931.56 = 655,855.12/x
  3. Step 3: Cross multiply
    1,554,411.52x = 2,331,931.56 × 655,855.12
  4. Step 4: Simplify right side
    1,554,411.52x = 1,529,409,253,115.59
  5. Step 5: Solve for x
    x = 1,529,409,253,115.59/1,554,411.52
  6. Step 6: Final answer
    x = 983,915.28

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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.