Home / 1,490,038.65-2,056,192.56-845,444.97

Finding the Fourth Proportional to 1,490,038.65, 2,056,192.56 and 845,444.97

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Solution

The fourth proportional to 1,490,038.65, 2,056,192.56 and 845,444.97 is: 1,166,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,038.65 : 2,056,192.56 = 845,444.97 : x
  2. Step 2: Convert to fraction form
    1,490,038.65/2,056,192.56 = 845,444.97/x
  3. Step 3: Cross multiply
    1,490,038.65x = 2,056,192.56 × 845,444.97
  4. Step 4: Simplify right side
    1,490,038.65x = 1,738,397,657,203.42
  5. Step 5: Solve for x
    x = 1,738,397,657,203.42/1,490,038.65
  6. Step 6: Final answer
    x = 1,166,679.57

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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.