Home / 1,303,710.80-1,953,233.40-1,065,765.20

Finding the Fourth Proportional to 1,303,710.80, 1,953,233.40 and 1,065,765.20

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Solution

The fourth proportional to 1,303,710.80, 1,953,233.40 and 1,065,765.20 is: 1,596,740.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,710.80 : 1,953,233.40 = 1,065,765.20 : x
  2. Step 2: Convert to fraction form
    1,303,710.80/1,953,233.40 = 1,065,765.20/x
  3. Step 3: Cross multiply
    1,303,710.80x = 1,953,233.40 × 1,065,765.20
  4. Step 4: Simplify right side
    1,303,710.80x = 2,081,688,185,197.68
  5. Step 5: Solve for x
    x = 2,081,688,185,197.68/1,303,710.80
  6. Step 6: Final answer
    x = 1,596,740.77

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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.