Home / 1,036,654.40-1,554,981.60-977,605.40

Finding the Fourth Proportional to 1,036,654.40, 1,554,981.60 and 977,605.40

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Solution

The fourth proportional to 1,036,654.40, 1,554,981.60 and 977,605.40 is: 1,466,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,654.40 : 1,554,981.60 = 977,605.40 : x
  2. Step 2: Convert to fraction form
    1,036,654.40/1,554,981.60 = 977,605.40/x
  3. Step 3: Cross multiply
    1,036,654.40x = 1,554,981.60 × 977,605.40
  4. Step 4: Simplify right side
    1,036,654.40x = 1,520,158,409,060.64
  5. Step 5: Solve for x
    x = 1,520,158,409,060.64/1,036,654.40
  6. Step 6: Final answer
    x = 1,466,408.10

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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.