Home / 1,666,455.93-2,299,707.05-902,512.53

Finding the Fourth Proportional to 1,666,455.93, 2,299,707.05 and 902,512.53

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Solution

The fourth proportional to 1,666,455.93, 2,299,707.05 and 902,512.53 is: 1,245,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,455.93 : 2,299,707.05 = 902,512.53 : x
  2. Step 2: Convert to fraction form
    1,666,455.93/2,299,707.05 = 902,512.53/x
  3. Step 3: Cross multiply
    1,666,455.93x = 2,299,707.05 × 902,512.53
  4. Step 4: Simplify right side
    1,666,455.93x = 2,075,514,423,441.77
  5. Step 5: Solve for x
    x = 2,075,514,423,441.77/1,666,455.93
  6. Step 6: Final answer
    x = 1,245,466.13

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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.