Home / 1,339,856.10-1,849,084.20-766,883.16

Finding the Fourth Proportional to 1,339,856.10, 1,849,084.20 and 766,883.16

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Solution

The fourth proportional to 1,339,856.10, 1,849,084.20 and 766,883.16 is: 1,058,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,856.10 : 1,849,084.20 = 766,883.16 : x
  2. Step 2: Convert to fraction form
    1,339,856.10/1,849,084.20 = 766,883.16/x
  3. Step 3: Cross multiply
    1,339,856.10x = 1,849,084.20 × 766,883.16
  4. Step 4: Simplify right side
    1,339,856.10x = 1,418,031,534,402.07
  5. Step 5: Solve for x
    x = 1,418,031,534,402.07/1,339,856.10
  6. Step 6: Final answer
    x = 1,058,346.14

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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.