Home / 1,298,663.94-1,946,946.87-541,075.98

Finding the Fourth Proportional to 1,298,663.94, 1,946,946.87 and 541,075.98

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Solution

The fourth proportional to 1,298,663.94, 1,946,946.87 and 541,075.98 is: 811,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,663.94 : 1,946,946.87 = 541,075.98 : x
  2. Step 2: Convert to fraction form
    1,298,663.94/1,946,946.87 = 541,075.98/x
  3. Step 3: Cross multiply
    1,298,663.94x = 1,946,946.87 × 541,075.98
  4. Step 4: Simplify right side
    1,298,663.94x = 1,053,446,185,693.18
  5. Step 5: Solve for x
    x = 1,053,446,185,693.18/1,298,663.94
  6. Step 6: Final answer
    x = 811,176.90

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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.