Home / 1,053,674.94-1,578,915.90-697,412.64

Finding the Fourth Proportional to 1,053,674.94, 1,578,915.90 and 697,412.64

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Solution

The fourth proportional to 1,053,674.94, 1,578,915.90 and 697,412.64 is: 1,045,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,674.94 : 1,578,915.90 = 697,412.64 : x
  2. Step 2: Convert to fraction form
    1,053,674.94/1,578,915.90 = 697,412.64/x
  3. Step 3: Cross multiply
    1,053,674.94x = 1,578,915.90 × 697,412.64
  4. Step 4: Simplify right side
    1,053,674.94x = 1,101,155,906,156.98
  5. Step 5: Solve for x
    x = 1,101,155,906,156.98/1,053,674.94
  6. Step 6: Final answer
    x = 1,045,062.25

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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.