Home / 1,371,744.70-1,888,688.86-1,164,603.38

Finding the Fourth Proportional to 1,371,744.70, 1,888,688.86 and 1,164,603.38

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Solution

The fourth proportional to 1,371,744.70, 1,888,688.86 and 1,164,603.38 is: 1,603,486.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,744.70 : 1,888,688.86 = 1,164,603.38 : x
  2. Step 2: Convert to fraction form
    1,371,744.70/1,888,688.86 = 1,164,603.38/x
  3. Step 3: Cross multiply
    1,371,744.70x = 1,888,688.86 × 1,164,603.38
  4. Step 4: Simplify right side
    1,371,744.70x = 2,199,573,430,124.35
  5. Step 5: Solve for x
    x = 2,199,573,430,124.35/1,371,744.70
  6. Step 6: Final answer
    x = 1,603,486.01

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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.