Home / 1,303,518.03-1,798,852.50-730,558.05

Finding the Fourth Proportional to 1,303,518.03, 1,798,852.50 and 730,558.05

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Solution

The fourth proportional to 1,303,518.03, 1,798,852.50 and 730,558.05 is: 1,008,168.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,518.03 : 1,798,852.50 = 730,558.05 : x
  2. Step 2: Convert to fraction form
    1,303,518.03/1,798,852.50 = 730,558.05/x
  3. Step 3: Cross multiply
    1,303,518.03x = 1,798,852.50 × 730,558.05
  4. Step 4: Simplify right side
    1,303,518.03x = 1,314,166,174,637.63
  5. Step 5: Solve for x
    x = 1,314,166,174,637.63/1,303,518.03
  6. Step 6: Final answer
    x = 1,008,168.77

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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.