Home / 1,254,507.98-1,731,256.43-710,643.61

Finding the Fourth Proportional to 1,254,507.98, 1,731,256.43 and 710,643.61

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Solution

The fourth proportional to 1,254,507.98, 1,731,256.43 and 710,643.61 is: 980,708.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,507.98 : 1,731,256.43 = 710,643.61 : x
  2. Step 2: Convert to fraction form
    1,254,507.98/1,731,256.43 = 710,643.61/x
  3. Step 3: Cross multiply
    1,254,507.98x = 1,731,256.43 × 710,643.61
  4. Step 4: Simplify right side
    1,254,507.98x = 1,230,306,316,699.38
  5. Step 5: Solve for x
    x = 1,230,306,316,699.38/1,254,507.98
  6. Step 6: Final answer
    x = 980,708.24

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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.