Home / 1,049,125.20-1,576,798.20-912,267.60

Finding the Fourth Proportional to 1,049,125.20, 1,576,798.20 and 912,267.60

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Solution

The fourth proportional to 1,049,125.20, 1,576,798.20 and 912,267.60 is: 1,371,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,125.20 : 1,576,798.20 = 912,267.60 : x
  2. Step 2: Convert to fraction form
    1,049,125.20/1,576,798.20 = 912,267.60/x
  3. Step 3: Cross multiply
    1,049,125.20x = 1,576,798.20 × 912,267.60
  4. Step 4: Simplify right side
    1,049,125.20x = 1,438,461,909,598.32
  5. Step 5: Solve for x
    x = 1,438,461,909,598.32/1,049,125.20
  6. Step 6: Final answer
    x = 1,371,106.05

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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.