Home / 1,199,280.24-1,655,211.48-715,870.32

Finding the Fourth Proportional to 1,199,280.24, 1,655,211.48 and 715,870.32

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Solution

The fourth proportional to 1,199,280.24, 1,655,211.48 and 715,870.32 is: 988,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,280.24 : 1,655,211.48 = 715,870.32 : x
  2. Step 2: Convert to fraction form
    1,199,280.24/1,655,211.48 = 715,870.32/x
  3. Step 3: Cross multiply
    1,199,280.24x = 1,655,211.48 × 715,870.32
  4. Step 4: Simplify right side
    1,199,280.24x = 1,184,916,771,855.27
  5. Step 5: Solve for x
    x = 1,184,916,771,855.27/1,199,280.24
  6. Step 6: Final answer
    x = 988,023.26

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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.