Home / 1,837,326.72-2,535,432-1,021,529.28

Finding the Fourth Proportional to 1,837,326.72, 2,535,432 and 1,021,529.28

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Solution

The fourth proportional to 1,837,326.72, 2,535,432 and 1,021,529.28 is: 1,409,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,326.72 : 2,535,432 = 1,021,529.28 : x
  2. Step 2: Convert to fraction form
    1,837,326.72/2,535,432 = 1,021,529.28/x
  3. Step 3: Cross multiply
    1,837,326.72x = 2,535,432 × 1,021,529.28
  4. Step 4: Simplify right side
    1,837,326.72x = 2,590,018,025,448.96
  5. Step 5: Solve for x
    x = 2,590,018,025,448.96/1,837,326.72
  6. Step 6: Final answer
    x = 1,409,666.55

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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.