Home / 1,345,890.36-1,857,263.13-802,014.03

Finding the Fourth Proportional to 1,345,890.36, 1,857,263.13 and 802,014.03

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Solution

The fourth proportional to 1,345,890.36, 1,857,263.13 and 802,014.03 is: 1,106,740.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,890.36 : 1,857,263.13 = 802,014.03 : x
  2. Step 2: Convert to fraction form
    1,345,890.36/1,857,263.13 = 802,014.03/x
  3. Step 3: Cross multiply
    1,345,890.36x = 1,857,263.13 × 802,014.03
  4. Step 4: Simplify right side
    1,345,890.36x = 1,489,551,087,661.71
  5. Step 5: Solve for x
    x = 1,489,551,087,661.71/1,345,890.36
  6. Step 6: Final answer
    x = 1,106,740.29

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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.