Home / 1,137,956.40-1,570,316.76-708,222.96

Finding the Fourth Proportional to 1,137,956.40, 1,570,316.76 and 708,222.96

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Solution

The fourth proportional to 1,137,956.40, 1,570,316.76 and 708,222.96 is: 977,308.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,956.40 : 1,570,316.76 = 708,222.96 : x
  2. Step 2: Convert to fraction form
    1,137,956.40/1,570,316.76 = 708,222.96/x
  3. Step 3: Cross multiply
    1,137,956.40x = 1,570,316.76 × 708,222.96
  4. Step 4: Simplify right side
    1,137,956.40x = 1,112,134,383,904.81
  5. Step 5: Solve for x
    x = 1,112,134,383,904.81/1,137,956.40
  6. Step 6: Final answer
    x = 977,308.43

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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.