Home / 1,000,500.96-1,380,542.56-607,830.08

Finding the Fourth Proportional to 1,000,500.96, 1,380,542.56 and 607,830.08

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Solution

The fourth proportional to 1,000,500.96, 1,380,542.56 and 607,830.08 is: 838,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,500.96 : 1,380,542.56 = 607,830.08 : x
  2. Step 2: Convert to fraction form
    1,000,500.96/1,380,542.56 = 607,830.08/x
  3. Step 3: Cross multiply
    1,000,500.96x = 1,380,542.56 × 607,830.08
  4. Step 4: Simplify right side
    1,000,500.96x = 839,135,294,688.21
  5. Step 5: Solve for x
    x = 839,135,294,688.21/1,000,500.96
  6. Step 6: Final answer
    x = 838,715.13

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1.5x scale

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.