Home / 1,877,800.02-2,815,992.90-679,426.08

Finding the Fourth Proportional to 1,877,800.02, 2,815,992.90 and 679,426.08

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Solution

The fourth proportional to 1,877,800.02, 2,815,992.90 and 679,426.08 is: 1,018,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,800.02 : 2,815,992.90 = 679,426.08 : x
  2. Step 2: Convert to fraction form
    1,877,800.02/2,815,992.90 = 679,426.08/x
  3. Step 3: Cross multiply
    1,877,800.02x = 2,815,992.90 × 679,426.08
  4. Step 4: Simplify right side
    1,877,800.02x = 1,913,259,017,354.83
  5. Step 5: Solve for x
    x = 1,913,259,017,354.83/1,877,800.02
  6. Step 6: Final answer
    x = 1,018,883.27

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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.