Home / 1,813,071.89-2,501,986.95-997,275.53

Finding the Fourth Proportional to 1,813,071.89, 2,501,986.95 and 997,275.53

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Solution

The fourth proportional to 1,813,071.89, 2,501,986.95 and 997,275.53 is: 1,376,211.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,071.89 : 2,501,986.95 = 997,275.53 : x
  2. Step 2: Convert to fraction form
    1,813,071.89/2,501,986.95 = 997,275.53/x
  3. Step 3: Cross multiply
    1,813,071.89x = 2,501,986.95 × 997,275.53
  4. Step 4: Simplify right side
    1,813,071.89x = 2,495,170,349,104.40
  5. Step 5: Solve for x
    x = 2,495,170,349,104.40/1,813,071.89
  6. Step 6: Final answer
    x = 1,376,211.48

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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.