Home / 1,626,056.02-2,438,691.99-678,913.30

Finding the Fourth Proportional to 1,626,056.02, 2,438,691.99 and 678,913.30

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Solution

The fourth proportional to 1,626,056.02, 2,438,691.99 and 678,913.30 is: 1,018,206.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,056.02 : 2,438,691.99 = 678,913.30 : x
  2. Step 2: Convert to fraction form
    1,626,056.02/2,438,691.99 = 678,913.30/x
  3. Step 3: Cross multiply
    1,626,056.02x = 2,438,691.99 × 678,913.30
  4. Step 4: Simplify right side
    1,626,056.02x = 1,655,660,426,614.47
  5. Step 5: Solve for x
    x = 1,655,660,426,614.47/1,626,056.02
  6. Step 6: Final answer
    x = 1,018,206.26

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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.