Home / 1,910,487.12-2,636,376.93-1,051,025.28

Finding the Fourth Proportional to 1,910,487.12, 2,636,376.93 and 1,051,025.28

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Solution

The fourth proportional to 1,910,487.12, 2,636,376.93 and 1,051,025.28 is: 1,450,362.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,487.12 : 2,636,376.93 = 1,051,025.28 : x
  2. Step 2: Convert to fraction form
    1,910,487.12/2,636,376.93 = 1,051,025.28/x
  3. Step 3: Cross multiply
    1,910,487.12x = 2,636,376.93 × 1,051,025.28
  4. Step 4: Simplify right side
    1,910,487.12x = 2,770,898,801,038.79
  5. Step 5: Solve for x
    x = 2,770,898,801,038.79/1,910,487.12
  6. Step 6: Final answer
    x = 1,450,362.46

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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.