Home / 1,249,623.09-1,874,498.83-351,134.90

Finding the Fourth Proportional to 1,249,623.09, 1,874,498.83 and 351,134.90

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Solution

The fourth proportional to 1,249,623.09, 1,874,498.83 and 351,134.90 is: 526,720.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,623.09 : 1,874,498.83 = 351,134.90 : x
  2. Step 2: Convert to fraction form
    1,249,623.09/1,874,498.83 = 351,134.90/x
  3. Step 3: Cross multiply
    1,249,623.09x = 1,874,498.83 × 351,134.90
  4. Step 4: Simplify right side
    1,249,623.09x = 658,201,948,094.00
  5. Step 5: Solve for x
    x = 658,201,948,094.00/1,249,623.09
  6. Step 6: Final answer
    x = 526,720.38

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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.