Home / 1,349,710.32-1,862,622.36-805,893.63

Finding the Fourth Proportional to 1,349,710.32, 1,862,622.36 and 805,893.63

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Solution

The fourth proportional to 1,349,710.32, 1,862,622.36 and 805,893.63 is: 1,112,146.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,710.32 : 1,862,622.36 = 805,893.63 : x
  2. Step 2: Convert to fraction form
    1,349,710.32/1,862,622.36 = 805,893.63/x
  3. Step 3: Cross multiply
    1,349,710.32x = 1,862,622.36 × 805,893.63
  4. Step 4: Simplify right side
    1,349,710.32x = 1,501,075,495,019.57
  5. Step 5: Solve for x
    x = 1,501,075,495,019.57/1,349,710.32
  6. Step 6: Final answer
    x = 1,112,146.42

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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.