Home / 1,809,398.70-2,713,113.90-744,548.40

Finding the Fourth Proportional to 1,809,398.70, 2,713,113.90 and 744,548.40

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Solution

The fourth proportional to 1,809,398.70, 2,713,113.90 and 744,548.40 is: 1,116,417.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,398.70 : 2,713,113.90 = 744,548.40 : x
  2. Step 2: Convert to fraction form
    1,809,398.70/2,713,113.90 = 744,548.40/x
  3. Step 3: Cross multiply
    1,809,398.70x = 2,713,113.90 × 744,548.40
  4. Step 4: Simplify right side
    1,809,398.70x = 2,020,044,613,262.76
  5. Step 5: Solve for x
    x = 2,020,044,613,262.76/1,809,398.70
  6. Step 6: Final answer
    x = 1,116,417.63

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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.