Home / 1,316,098.80-1,974,148.20-607,510.80

Finding the Fourth Proportional to 1,316,098.80, 1,974,148.20 and 607,510.80

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Solution

The fourth proportional to 1,316,098.80, 1,974,148.20 and 607,510.80 is: 911,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,098.80 : 1,974,148.20 = 607,510.80 : x
  2. Step 2: Convert to fraction form
    1,316,098.80/1,974,148.20 = 607,510.80/x
  3. Step 3: Cross multiply
    1,316,098.80x = 1,974,148.20 × 607,510.80
  4. Step 4: Simplify right side
    1,316,098.80x = 1,199,316,352,300.56
  5. Step 5: Solve for x
    x = 1,199,316,352,300.56/1,316,098.80
  6. Step 6: Final answer
    x = 911,266.20

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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.