Home / 1,402,412.88-1,935,330.39-757,833.12

Finding the Fourth Proportional to 1,402,412.88, 1,935,330.39 and 757,833.12

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Solution

The fourth proportional to 1,402,412.88, 1,935,330.39 and 757,833.12 is: 1,045,810.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,412.88 : 1,935,330.39 = 757,833.12 : x
  2. Step 2: Convert to fraction form
    1,402,412.88/1,935,330.39 = 757,833.12/x
  3. Step 3: Cross multiply
    1,402,412.88x = 1,935,330.39 × 757,833.12
  4. Step 4: Simplify right side
    1,402,412.88x = 1,466,657,467,684.52
  5. Step 5: Solve for x
    x = 1,466,657,467,684.52/1,402,412.88
  6. Step 6: Final answer
    x = 1,045,810.04

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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.