Home / 1,417,820.88-1,955,487.12-908,570.64

Finding the Fourth Proportional to 1,417,820.88, 1,955,487.12 and 908,570.64

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Solution

The fourth proportional to 1,417,820.88, 1,955,487.12 and 908,570.64 is: 1,253,118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,820.88 : 1,955,487.12 = 908,570.64 : x
  2. Step 2: Convert to fraction form
    1,417,820.88/1,955,487.12 = 908,570.64/x
  3. Step 3: Cross multiply
    1,417,820.88x = 1,955,487.12 × 908,570.64
  4. Step 4: Simplify right side
    1,417,820.88x = 1,776,698,184,130.16
  5. Step 5: Solve for x
    x = 1,776,698,184,130.16/1,417,820.88
  6. Step 6: Final answer
    x = 1,253,118.93

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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.