Home / 1,407,806.04-2,111,709.02-649,423.13

Finding the Fourth Proportional to 1,407,806.04, 2,111,709.02 and 649,423.13

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Solution

The fourth proportional to 1,407,806.04, 2,111,709.02 and 649,423.13 is: 974,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,806.04 : 2,111,709.02 = 649,423.13 : x
  2. Step 2: Convert to fraction form
    1,407,806.04/2,111,709.02 = 649,423.13/x
  3. Step 3: Cross multiply
    1,407,806.04x = 2,111,709.02 × 649,423.13
  4. Step 4: Simplify right side
    1,407,806.04x = 1,371,392,672,482.65
  5. Step 5: Solve for x
    x = 1,371,392,672,482.65/1,407,806.04
  6. Step 6: Final answer
    x = 974,134.67

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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.