Home / 1,859,142.84-2,567,955.60-1,533,635.40

Finding the Fourth Proportional to 1,859,142.84, 2,567,955.60 and 1,533,635.40

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Solution

The fourth proportional to 1,859,142.84, 2,567,955.60 and 1,533,635.40 is: 2,118,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,142.84 : 2,567,955.60 = 1,533,635.40 : x
  2. Step 2: Convert to fraction form
    1,859,142.84/2,567,955.60 = 1,533,635.40/x
  3. Step 3: Cross multiply
    1,859,142.84x = 2,567,955.60 × 1,533,635.40
  4. Step 4: Simplify right side
    1,859,142.84x = 3,938,307,613,788.24
  5. Step 5: Solve for x
    x = 3,938,307,613,788.24/1,859,142.84
  6. Step 6: Final answer
    x = 2,118,345.90

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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.