Home / 1,640,400.60-2,460,600.90-884,573.40

Finding the Fourth Proportional to 1,640,400.60, 2,460,600.90 and 884,573.40

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Solution

The fourth proportional to 1,640,400.60, 2,460,600.90 and 884,573.40 is: 1,326,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,400.60 : 2,460,600.90 = 884,573.40 : x
  2. Step 2: Convert to fraction form
    1,640,400.60/2,460,600.90 = 884,573.40/x
  3. Step 3: Cross multiply
    1,640,400.60x = 2,460,600.90 × 884,573.40
  4. Step 4: Simplify right side
    1,640,400.60x = 2,176,582,104,156.06
  5. Step 5: Solve for x
    x = 2,176,582,104,156.06/1,640,400.60
  6. Step 6: Final answer
    x = 1,326,860.10

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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.