Home / 2,931,041.24-4,396,840.49-909,307.16

Finding the Fourth Proportional to 2,931,041.24, 4,396,840.49 and 909,307.16

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Solution

The fourth proportional to 2,931,041.24, 4,396,840.49 and 909,307.16 is: 1,364,047.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,041.24 : 4,396,840.49 = 909,307.16 : x
  2. Step 2: Convert to fraction form
    2,931,041.24/4,396,840.49 = 909,307.16/x
  3. Step 3: Cross multiply
    2,931,041.24x = 4,396,840.49 × 909,307.16
  4. Step 4: Simplify right side
    2,931,041.24x = 3,998,078,519,223.97
  5. Step 5: Solve for x
    x = 3,998,078,519,223.97/2,931,041.24
  6. Step 6: Final answer
    x = 1,364,047.18

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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.