Home / 1,771,307.40-2,657,220.30-929,922.60

Finding the Fourth Proportional to 1,771,307.40, 2,657,220.30 and 929,922.60

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Solution

The fourth proportional to 1,771,307.40, 2,657,220.30 and 929,922.60 is: 1,395,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,307.40 : 2,657,220.30 = 929,922.60 : x
  2. Step 2: Convert to fraction form
    1,771,307.40/2,657,220.30 = 929,922.60/x
  3. Step 3: Cross multiply
    1,771,307.40x = 2,657,220.30 × 929,922.60
  4. Step 4: Simplify right side
    1,771,307.40x = 2,471,009,210,148.78
  5. Step 5: Solve for x
    x = 2,471,009,210,148.78/1,771,307.40
  6. Step 6: Final answer
    x = 1,395,019.98

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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.