Home / 1,570,363.40-2,166,938.74-882,112.52

Finding the Fourth Proportional to 1,570,363.40, 2,166,938.74 and 882,112.52

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Solution

The fourth proportional to 1,570,363.40, 2,166,938.74 and 882,112.52 is: 1,217,223.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,363.40 : 2,166,938.74 = 882,112.52 : x
  2. Step 2: Convert to fraction form
    1,570,363.40/2,166,938.74 = 882,112.52/x
  3. Step 3: Cross multiply
    1,570,363.40x = 2,166,938.74 × 882,112.52
  4. Step 4: Simplify right side
    1,570,363.40x = 1,911,483,792,627.03
  5. Step 5: Solve for x
    x = 1,911,483,792,627.03/1,570,363.40
  6. Step 6: Final answer
    x = 1,217,223.86

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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.