Home / 1,011,384.58-1,395,753.10-581,665.00

Finding the Fourth Proportional to 1,011,384.58, 1,395,753.10 and 581,665.00

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Solution

The fourth proportional to 1,011,384.58, 1,395,753.10 and 581,665.00 is: 802,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,384.58 : 1,395,753.10 = 581,665.00 : x
  2. Step 2: Convert to fraction form
    1,011,384.58/1,395,753.10 = 581,665.00/x
  3. Step 3: Cross multiply
    1,011,384.58x = 1,395,753.10 × 581,665.00
  4. Step 4: Simplify right side
    1,011,384.58x = 811,860,721,967.96
  5. Step 5: Solve for x
    x = 811,860,721,967.96/1,011,384.58
  6. Step 6: Final answer
    x = 802,722.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.