Home / 1,640,283.60-2,460,425.40-1,415,897.40

Finding the Fourth Proportional to 1,640,283.60, 2,460,425.40 and 1,415,897.40

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Solution

The fourth proportional to 1,640,283.60, 2,460,425.40 and 1,415,897.40 is: 2,123,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,283.60 : 2,460,425.40 = 1,415,897.40 : x
  2. Step 2: Convert to fraction form
    1,640,283.60/2,460,425.40 = 1,415,897.40/x
  3. Step 3: Cross multiply
    1,640,283.60x = 2,460,425.40 × 1,415,897.40
  4. Step 4: Simplify right side
    1,640,283.60x = 3,483,709,926,753.96
  5. Step 5: Solve for x
    x = 3,483,709,926,753.96/1,640,283.60
  6. Step 6: Final answer
    x = 2,123,846.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.