Home / 1,110,459.04-1,666,352.16-1,020,114.07

Finding the Fourth Proportional to 1,110,459.04, 1,666,352.16 and 1,020,114.07

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Solution

The fourth proportional to 1,110,459.04, 1,666,352.16 and 1,020,114.07 is: 1,530,780.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,459.04 : 1,666,352.16 = 1,020,114.07 : x
  2. Step 2: Convert to fraction form
    1,110,459.04/1,666,352.16 = 1,020,114.07/x
  3. Step 3: Cross multiply
    1,110,459.04x = 1,666,352.16 × 1,020,114.07
  4. Step 4: Simplify right side
    1,110,459.04x = 1,699,869,283,990.89
  5. Step 5: Solve for x
    x = 1,699,869,283,990.89/1,110,459.04
  6. Step 6: Final answer
    x = 1,530,780.72

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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.