Home / 1,971,529.54-2,958,615.30-692,140.82

Finding the Fourth Proportional to 1,971,529.54, 2,958,615.30 and 692,140.82

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Solution

The fourth proportional to 1,971,529.54, 2,958,615.30 and 692,140.82 is: 1,038,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,529.54 : 2,958,615.30 = 692,140.82 : x
  2. Step 2: Convert to fraction form
    1,971,529.54/2,958,615.30 = 692,140.82/x
  3. Step 3: Cross multiply
    1,971,529.54x = 2,958,615.30 × 692,140.82
  4. Step 4: Simplify right side
    1,971,529.54x = 2,047,778,403,283.12
  5. Step 5: Solve for x
    x = 2,047,778,403,283.12/1,971,529.54
  6. Step 6: Final answer
    x = 1,038,674.98

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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.