Home / 1,550,885.60-2,326,401.30-485,962.40

Finding the Fourth Proportional to 1,550,885.60, 2,326,401.30 and 485,962.40

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Solution

The fourth proportional to 1,550,885.60, 2,326,401.30 and 485,962.40 is: 728,966.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,885.60 : 2,326,401.30 = 485,962.40 : x
  2. Step 2: Convert to fraction form
    1,550,885.60/2,326,401.30 = 485,962.40/x
  3. Step 3: Cross multiply
    1,550,885.60x = 2,326,401.30 × 485,962.40
  4. Step 4: Simplify right side
    1,550,885.60x = 1,130,543,559,111.12
  5. Step 5: Solve for x
    x = 1,130,543,559,111.12/1,550,885.60
  6. Step 6: Final answer
    x = 728,966.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.