Home / 1,492,316.65-2,058,812.35-918,360.37

Finding the Fourth Proportional to 1,492,316.65, 2,058,812.35 and 918,360.37

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Solution

The fourth proportional to 1,492,316.65, 2,058,812.35 and 918,360.37 is: 1,266,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,316.65 : 2,058,812.35 = 918,360.37 : x
  2. Step 2: Convert to fraction form
    1,492,316.65/2,058,812.35 = 918,360.37/x
  3. Step 3: Cross multiply
    1,492,316.65x = 2,058,812.35 × 918,360.37
  4. Step 4: Simplify right side
    1,492,316.65x = 1,890,731,656,620.71
  5. Step 5: Solve for x
    x = 1,890,731,656,620.71/1,492,316.65
  6. Step 6: Final answer
    x = 1,266,977.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.