Home / 1,038,167.40-1,554,298.65-800,003.10

Finding the Fourth Proportional to 1,038,167.40, 1,554,298.65 and 800,003.10

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Solution

The fourth proportional to 1,038,167.40, 1,554,298.65 and 800,003.10 is: 1,197,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,167.40 : 1,554,298.65 = 800,003.10 : x
  2. Step 2: Convert to fraction form
    1,038,167.40/1,554,298.65 = 800,003.10/x
  3. Step 3: Cross multiply
    1,038,167.40x = 1,554,298.65 × 800,003.10
  4. Step 4: Simplify right side
    1,038,167.40x = 1,243,443,738,325.82
  5. Step 5: Solve for x
    x = 1,243,443,738,325.82/1,038,167.40
  6. Step 6: Final answer
    x = 1,197,729.52

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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.