Home / 1,835,645.25-2,752,689.40-874,989.53

Finding the Fourth Proportional to 1,835,645.25, 2,752,689.40 and 874,989.53

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Solution

The fourth proportional to 1,835,645.25, 2,752,689.40 and 874,989.53 is: 1,312,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,645.25 : 2,752,689.40 = 874,989.53 : x
  2. Step 2: Convert to fraction form
    1,835,645.25/2,752,689.40 = 874,989.53/x
  3. Step 3: Cross multiply
    1,835,645.25x = 2,752,689.40 × 874,989.53
  4. Step 4: Simplify right side
    1,835,645.25x = 2,408,574,401,994.86
  5. Step 5: Solve for x
    x = 2,408,574,401,994.86/1,835,645.25
  6. Step 6: Final answer
    x = 1,312,113.22

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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.