Home / 1,039,743.10-1,559,499.45-852,427.90

Finding the Fourth Proportional to 1,039,743.10, 1,559,499.45 and 852,427.90

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Solution

The fourth proportional to 1,039,743.10, 1,559,499.45 and 852,427.90 is: 1,278,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,743.10 : 1,559,499.45 = 852,427.90 : x
  2. Step 2: Convert to fraction form
    1,039,743.10/1,559,499.45 = 852,427.90/x
  3. Step 3: Cross multiply
    1,039,743.10x = 1,559,499.45 × 852,427.90
  4. Step 4: Simplify right side
    1,039,743.10x = 1,329,360,841,214.66
  5. Step 5: Solve for x
    x = 1,329,360,841,214.66/1,039,743.10
  6. Step 6: Final answer
    x = 1,278,547.40

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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.