Home / 1,235,817.80-1,853,726.70-570,969.80

Finding the Fourth Proportional to 1,235,817.80, 1,853,726.70 and 570,969.80

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Solution

The fourth proportional to 1,235,817.80, 1,853,726.70 and 570,969.80 is: 856,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,817.80 : 1,853,726.70 = 570,969.80 : x
  2. Step 2: Convert to fraction form
    1,235,817.80/1,853,726.70 = 570,969.80/x
  3. Step 3: Cross multiply
    1,235,817.80x = 1,853,726.70 × 570,969.80
  4. Step 4: Simplify right side
    1,235,817.80x = 1,058,421,963,153.66
  5. Step 5: Solve for x
    x = 1,058,421,963,153.66/1,235,817.80
  6. Step 6: Final answer
    x = 856,454.70

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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.