Home / 1,495,110.42-2,065,951.28-1,064,643.21

Finding the Fourth Proportional to 1,495,110.42, 2,065,951.28 and 1,064,643.21

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Solution

The fourth proportional to 1,495,110.42, 2,065,951.28 and 1,064,643.21 is: 1,471,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,110.42 : 2,065,951.28 = 1,064,643.21 : x
  2. Step 2: Convert to fraction form
    1,495,110.42/2,065,951.28 = 1,064,643.21/x
  3. Step 3: Cross multiply
    1,495,110.42x = 2,065,951.28 × 1,064,643.21
  4. Step 4: Simplify right side
    1,495,110.42x = 2,199,501,002,442.81
  5. Step 5: Solve for x
    x = 2,199,501,002,442.81/1,495,110.42
  6. Step 6: Final answer
    x = 1,471,129.47

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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.