Home / 1,369,244.77-1,889,412.37-757,300.30

Finding the Fourth Proportional to 1,369,244.77, 1,889,412.37 and 757,300.30

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Solution

The fourth proportional to 1,369,244.77, 1,889,412.37 and 757,300.30 is: 1,044,993.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,244.77 : 1,889,412.37 = 757,300.30 : x
  2. Step 2: Convert to fraction form
    1,369,244.77/1,889,412.37 = 757,300.30/x
  3. Step 3: Cross multiply
    1,369,244.77x = 1,889,412.37 × 757,300.30
  4. Step 4: Simplify right side
    1,369,244.77x = 1,430,852,554,624.71
  5. Step 5: Solve for x
    x = 1,430,852,554,624.71/1,369,244.77
  6. Step 6: Final answer
    x = 1,044,993.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.