Home / 1,664,260.16-2,296,677.12-900,312

Finding the Fourth Proportional to 1,664,260.16, 2,296,677.12 and 900,312

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Solution

The fourth proportional to 1,664,260.16, 2,296,677.12 and 900,312 is: 1,242,429.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,260.16 : 2,296,677.12 = 900,312 : x
  2. Step 2: Convert to fraction form
    1,664,260.16/2,296,677.12 = 900,312/x
  3. Step 3: Cross multiply
    1,664,260.16x = 2,296,677.12 × 900,312
  4. Step 4: Simplify right side
    1,664,260.16x = 2,067,725,971,261.44
  5. Step 5: Solve for x
    x = 2,067,725,971,261.44/1,664,260.16
  6. Step 6: Final answer
    x = 1,242,429.53

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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.