Home / 1,415,530.60-1,953,362.50-803,603.06

Finding the Fourth Proportional to 1,415,530.60, 1,953,362.50 and 803,603.06

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Solution

The fourth proportional to 1,415,530.60, 1,953,362.50 and 803,603.06 is: 1,108,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,530.60 : 1,953,362.50 = 803,603.06 : x
  2. Step 2: Convert to fraction form
    1,415,530.60/1,953,362.50 = 803,603.06/x
  3. Step 3: Cross multiply
    1,415,530.60x = 1,953,362.50 × 803,603.06
  4. Step 4: Simplify right side
    1,415,530.60x = 1,569,728,082,289.25
  5. Step 5: Solve for x
    x = 1,569,728,082,289.25/1,415,530.60
  6. Step 6: Final answer
    x = 1,108,932.64

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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.