Home / 1,371,457.80-2,057,186.70-893,160.90

Finding the Fourth Proportional to 1,371,457.80, 2,057,186.70 and 893,160.90

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Solution

The fourth proportional to 1,371,457.80, 2,057,186.70 and 893,160.90 is: 1,339,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,457.80 : 2,057,186.70 = 893,160.90 : x
  2. Step 2: Convert to fraction form
    1,371,457.80/2,057,186.70 = 893,160.90/x
  3. Step 3: Cross multiply
    1,371,457.80x = 2,057,186.70 × 893,160.90
  4. Step 4: Simplify right side
    1,371,457.80x = 1,837,398,724,440.03
  5. Step 5: Solve for x
    x = 1,837,398,724,440.03/1,371,457.80
  6. Step 6: Final answer
    x = 1,339,741.35

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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.