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Finding the Fourth Proportional to 895,510.80, 1,342,391.40 and 801,032.40

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Solution

The fourth proportional to 895,510.80, 1,342,391.40 and 801,032.40 is: 1,200,766.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,510.80 : 1,342,391.40 = 801,032.40 : x
  2. Step 2: Convert to fraction form
    895,510.80/1,342,391.40 = 801,032.40/x
  3. Step 3: Cross multiply
    895,510.80x = 1,342,391.40 × 801,032.40
  4. Step 4: Simplify right side
    895,510.80x = 1,075,299,004,881.36
  5. Step 5: Solve for x
    x = 1,075,299,004,881.36/895,510.80
  6. Step 6: Final answer
    x = 1,200,766.09

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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.