Home / 1,286,567.18-1,774,300.47-803,176.82

Finding the Fourth Proportional to 1,286,567.18, 1,774,300.47 and 803,176.82

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Solution

The fourth proportional to 1,286,567.18, 1,774,300.47 and 803,176.82 is: 1,107,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,567.18 : 1,774,300.47 = 803,176.82 : x
  2. Step 2: Convert to fraction form
    1,286,567.18/1,774,300.47 = 803,176.82/x
  3. Step 3: Cross multiply
    1,286,567.18x = 1,774,300.47 × 803,176.82
  4. Step 4: Simplify right side
    1,286,567.18x = 1,425,077,009,219.11
  5. Step 5: Solve for x
    x = 1,425,077,009,219.11/1,286,567.18
  6. Step 6: Final answer
    x = 1,107,658.45

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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.