Home / 825,384.20-1,157,637.40-825,384.20

Finding the Fourth Proportional to 825,384.20, 1,157,637.40 and 825,384.20

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Solution

The fourth proportional to 825,384.20, 1,157,637.40 and 825,384.20 is: 1,157,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,384.20 : 1,157,637.40 = 825,384.20 : x
  2. Step 2: Convert to fraction form
    825,384.20/1,157,637.40 = 825,384.20/x
  3. Step 3: Cross multiply
    825,384.20x = 1,157,637.40 × 825,384.20
  4. Step 4: Simplify right side
    825,384.20x = 955,495,619,289.08
  5. Step 5: Solve for x
    x = 955,495,619,289.08/825,384.20
  6. Step 6: Final answer
    x = 1,157,637.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.