Home / 1,353,869.66-2,026,227.02-1,317,437.12

Finding the Fourth Proportional to 1,353,869.66, 2,026,227.02 and 1,317,437.12

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Solution

The fourth proportional to 1,353,869.66, 2,026,227.02 and 1,317,437.12 is: 1,971,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,869.66 : 2,026,227.02 = 1,317,437.12 : x
  2. Step 2: Convert to fraction form
    1,353,869.66/2,026,227.02 = 1,317,437.12/x
  3. Step 3: Cross multiply
    1,353,869.66x = 2,026,227.02 × 1,317,437.12
  4. Step 4: Simplify right side
    1,353,869.66x = 2,669,426,688,173.36
  5. Step 5: Solve for x
    x = 2,669,426,688,173.36/1,353,869.66
  6. Step 6: Final answer
    x = 1,971,701.38

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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.