Home / 1,772,193.40-2,658,161.13-692,503.72

Finding the Fourth Proportional to 1,772,193.40, 2,658,161.13 and 692,503.72

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Solution

The fourth proportional to 1,772,193.40, 2,658,161.13 and 692,503.72 is: 1,038,705.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,193.40 : 2,658,161.13 = 692,503.72 : x
  2. Step 2: Convert to fraction form
    1,772,193.40/2,658,161.13 = 692,503.72/x
  3. Step 3: Cross multiply
    1,772,193.40x = 2,658,161.13 × 692,503.72
  4. Step 4: Simplify right side
    1,772,193.40x = 1,840,786,470,884.40
  5. Step 5: Solve for x
    x = 1,840,786,470,884.40/1,772,193.40
  6. Step 6: Final answer
    x = 1,038,705.18

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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.