Home / 1,223,254.70-1,834,882.05-971,312.30

Finding the Fourth Proportional to 1,223,254.70, 1,834,882.05 and 971,312.30

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Solution

The fourth proportional to 1,223,254.70, 1,834,882.05 and 971,312.30 is: 1,456,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,254.70 : 1,834,882.05 = 971,312.30 : x
  2. Step 2: Convert to fraction form
    1,223,254.70/1,834,882.05 = 971,312.30/x
  3. Step 3: Cross multiply
    1,223,254.70x = 1,834,882.05 × 971,312.30
  4. Step 4: Simplify right side
    1,223,254.70x = 1,782,243,504,214.22
  5. Step 5: Solve for x
    x = 1,782,243,504,214.22/1,223,254.70
  6. Step 6: Final answer
    x = 1,456,968.45

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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.