Home / 1,056,051.20-1,580,577.60-972,070.40

Finding the Fourth Proportional to 1,056,051.20, 1,580,577.60 and 972,070.40

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Solution

The fourth proportional to 1,056,051.20, 1,580,577.60 and 972,070.40 is: 1,454,884.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,051.20 : 1,580,577.60 = 972,070.40 : x
  2. Step 2: Convert to fraction form
    1,056,051.20/1,580,577.60 = 972,070.40/x
  3. Step 3: Cross multiply
    1,056,051.20x = 1,580,577.60 × 972,070.40
  4. Step 4: Simplify right side
    1,056,051.20x = 1,536,432,699,863.04
  5. Step 5: Solve for x
    x = 1,536,432,699,863.04/1,056,051.20
  6. Step 6: Final answer
    x = 1,454,884.67

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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.