Home / 1,043,501.20-1,567,152.60-912,864.40

Finding the Fourth Proportional to 1,043,501.20, 1,567,152.60 and 912,864.40

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Solution

The fourth proportional to 1,043,501.20, 1,567,152.60 and 912,864.40 is: 1,370,959.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,501.20 : 1,567,152.60 = 912,864.40 : x
  2. Step 2: Convert to fraction form
    1,043,501.20/1,567,152.60 = 912,864.40/x
  3. Step 3: Cross multiply
    1,043,501.20x = 1,567,152.60 × 912,864.40
  4. Step 4: Simplify right side
    1,043,501.20x = 1,430,597,817,907.44
  5. Step 5: Solve for x
    x = 1,430,597,817,907.44/1,043,501.20
  6. Step 6: Final answer
    x = 1,370,959.44

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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.