Home / 1,533,429.84-2,116,147.18-845,126.26

Finding the Fourth Proportional to 1,533,429.84, 2,116,147.18 and 845,126.26

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Solution

The fourth proportional to 1,533,429.84, 2,116,147.18 and 845,126.26 is: 1,166,281.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,429.84 : 2,116,147.18 = 845,126.26 : x
  2. Step 2: Convert to fraction form
    1,533,429.84/2,116,147.18 = 845,126.26/x
  3. Step 3: Cross multiply
    1,533,429.84x = 2,116,147.18 × 845,126.26
  4. Step 4: Simplify right side
    1,533,429.84x = 1,788,411,553,955.76
  5. Step 5: Solve for x
    x = 1,788,411,553,955.76/1,533,429.84
  6. Step 6: Final answer
    x = 1,166,281.96

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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.