Home / 1,715,985.61-2,572,448.91-651,775.03

Finding the Fourth Proportional to 1,715,985.61, 2,572,448.91 and 651,775.03

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Solution

The fourth proportional to 1,715,985.61, 2,572,448.91 and 651,775.03 is: 977,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,985.61 : 2,572,448.91 = 651,775.03 : x
  2. Step 2: Convert to fraction form
    1,715,985.61/2,572,448.91 = 651,775.03/x
  3. Step 3: Cross multiply
    1,715,985.61x = 2,572,448.91 × 651,775.03
  4. Step 4: Simplify right side
    1,715,985.61x = 1,676,657,965,488.72
  5. Step 5: Solve for x
    x = 1,676,657,965,488.72/1,715,985.61
  6. Step 6: Final answer
    x = 977,081.60

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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.