Home / 1,167,323.40-1,750,985.10-931,127.40

Finding the Fourth Proportional to 1,167,323.40, 1,750,985.10 and 931,127.40

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Solution

The fourth proportional to 1,167,323.40, 1,750,985.10 and 931,127.40 is: 1,396,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,323.40 : 1,750,985.10 = 931,127.40 : x
  2. Step 2: Convert to fraction form
    1,167,323.40/1,750,985.10 = 931,127.40/x
  3. Step 3: Cross multiply
    1,167,323.40x = 1,750,985.10 × 931,127.40
  4. Step 4: Simplify right side
    1,167,323.40x = 1,630,390,203,601.74
  5. Step 5: Solve for x
    x = 1,630,390,203,601.74/1,167,323.40
  6. Step 6: Final answer
    x = 1,396,691.10

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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.