Home / 1,415,271.85-1,953,055.70-803,419.27

Finding the Fourth Proportional to 1,415,271.85, 1,953,055.70 and 803,419.27

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Solution

The fourth proportional to 1,415,271.85, 1,953,055.70 and 803,419.27 is: 1,108,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,271.85 : 1,953,055.70 = 803,419.27 : x
  2. Step 2: Convert to fraction form
    1,415,271.85/1,953,055.70 = 803,419.27/x
  3. Step 3: Cross multiply
    1,415,271.85x = 1,953,055.70 × 803,419.27
  4. Step 4: Simplify right side
    1,415,271.85x = 1,569,122,584,763.34
  5. Step 5: Solve for x
    x = 1,569,122,584,763.34/1,415,271.85
  6. Step 6: Final answer
    x = 1,108,707.55

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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.