Home / 1,378,502.98-2,066,329.82-525,345.58

Finding the Fourth Proportional to 1,378,502.98, 2,066,329.82 and 525,345.58

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Solution

The fourth proportional to 1,378,502.98, 2,066,329.82 and 525,345.58 is: 787,475.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,502.98 : 2,066,329.82 = 525,345.58 : x
  2. Step 2: Convert to fraction form
    1,378,502.98/2,066,329.82 = 525,345.58/x
  3. Step 3: Cross multiply
    1,378,502.98x = 2,066,329.82 × 525,345.58
  4. Step 4: Simplify right side
    1,378,502.98x = 1,085,537,241,655.47
  5. Step 5: Solve for x
    x = 1,085,537,241,655.47/1,378,502.98
  6. Step 6: Final answer
    x = 787,475.44

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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.