Home / 1,249,121.02-1,723,686.60-705,389.08

Finding the Fourth Proportional to 1,249,121.02, 1,723,686.60 and 705,389.08

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Solution

The fourth proportional to 1,249,121.02, 1,723,686.60 and 705,389.08 is: 973,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,121.02 : 1,723,686.60 = 705,389.08 : x
  2. Step 2: Convert to fraction form
    1,249,121.02/1,723,686.60 = 705,389.08/x
  3. Step 3: Cross multiply
    1,249,121.02x = 1,723,686.60 × 705,389.08
  4. Step 4: Simplify right side
    1,249,121.02x = 1,215,869,704,982.33
  5. Step 5: Solve for x
    x = 1,215,869,704,982.33/1,249,121.02
  6. Step 6: Final answer
    x = 973,380.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.