Home / 1,239,533.90-1,860,087.36-529,567.28

Finding the Fourth Proportional to 1,239,533.90, 1,860,087.36 and 529,567.28

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Solution

The fourth proportional to 1,239,533.90, 1,860,087.36 and 529,567.28 is: 794,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,533.90 : 1,860,087.36 = 529,567.28 : x
  2. Step 2: Convert to fraction form
    1,239,533.90/1,860,087.36 = 529,567.28/x
  3. Step 3: Cross multiply
    1,239,533.90x = 1,860,087.36 × 529,567.28
  4. Step 4: Simplify right side
    1,239,533.90x = 985,041,403,797.58
  5. Step 5: Solve for x
    x = 985,041,403,797.58/1,239,533.90
  6. Step 6: Final answer
    x = 794,686.94

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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.