Home / 2,931,681.54-4,045,962.91-1,625,343.51

Finding the Fourth Proportional to 2,931,681.54, 4,045,962.91 and 1,625,343.51

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Solution

The fourth proportional to 2,931,681.54, 4,045,962.91 and 1,625,343.51 is: 2,243,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,681.54 : 4,045,962.91 = 1,625,343.51 : x
  2. Step 2: Convert to fraction form
    2,931,681.54/4,045,962.91 = 1,625,343.51/x
  3. Step 3: Cross multiply
    2,931,681.54x = 4,045,962.91 × 1,625,343.51
  4. Step 4: Simplify right side
    2,931,681.54x = 6,576,079,571,647.48
  5. Step 5: Solve for x
    x = 6,576,079,571,647.48/2,931,681.54
  6. Step 6: Final answer
    x = 2,243,108.43

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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.