Home / 1,151,424.90-1,724,298.98-723,900.11

Finding the Fourth Proportional to 1,151,424.90, 1,724,298.98 and 723,900.11

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Solution

The fourth proportional to 1,151,424.90, 1,724,298.98 and 723,900.11 is: 1,084,065.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,424.90 : 1,724,298.98 = 723,900.11 : x
  2. Step 2: Convert to fraction form
    1,151,424.90/1,724,298.98 = 723,900.11/x
  3. Step 3: Cross multiply
    1,151,424.90x = 1,724,298.98 × 723,900.11
  4. Step 4: Simplify right side
    1,151,424.90x = 1,248,220,209,053.89
  5. Step 5: Solve for x
    x = 1,248,220,209,053.89/1,151,424.90
  6. Step 6: Final answer
    x = 1,084,065.67

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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.