Home / 1,999,374.12-2,998,753.02-651,533.28

Finding the Fourth Proportional to 1,999,374.12, 2,998,753.02 and 651,533.28

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Solution

The fourth proportional to 1,999,374.12, 2,998,753.02 and 651,533.28 is: 977,199.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,374.12 : 2,998,753.02 = 651,533.28 : x
  2. Step 2: Convert to fraction form
    1,999,374.12/2,998,753.02 = 651,533.28/x
  3. Step 3: Cross multiply
    1,999,374.12x = 2,998,753.02 × 651,533.28
  4. Step 4: Simplify right side
    1,999,374.12x = 1,953,787,391,030.51
  5. Step 5: Solve for x
    x = 1,953,787,391,030.51/1,999,374.12
  6. Step 6: Final answer
    x = 977,199.50

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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.