Home / 1,837,185.40-2,535,312.36-1,021,464.40

Finding the Fourth Proportional to 1,837,185.40, 2,535,312.36 and 1,021,464.40

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Solution

The fourth proportional to 1,837,185.40, 2,535,312.36 and 1,021,464.40 is: 1,409,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,185.40 : 2,535,312.36 = 1,021,464.40 : x
  2. Step 2: Convert to fraction form
    1,837,185.40/2,535,312.36 = 1,021,464.40/x
  3. Step 3: Cross multiply
    1,837,185.40x = 2,535,312.36 × 1,021,464.40
  4. Step 4: Simplify right side
    1,837,185.40x = 2,589,731,318,619.98
  5. Step 5: Solve for x
    x = 2,589,731,318,619.98/1,837,185.40
  6. Step 6: Final answer
    x = 1,409,618.93

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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.