Home / 1,547,065.32-2,135,085.24-902,693.11

Finding the Fourth Proportional to 1,547,065.32, 2,135,085.24 and 902,693.11

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Solution

The fourth proportional to 1,547,065.32, 2,135,085.24 and 902,693.11 is: 1,245,795.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,065.32 : 2,135,085.24 = 902,693.11 : x
  2. Step 2: Convert to fraction form
    1,547,065.32/2,135,085.24 = 902,693.11/x
  3. Step 3: Cross multiply
    1,547,065.32x = 2,135,085.24 × 902,693.11
  4. Step 4: Simplify right side
    1,547,065.32x = 1,927,326,730,072.98
  5. Step 5: Solve for x
    x = 1,927,326,730,072.98/1,547,065.32
  6. Step 6: Final answer
    x = 1,245,795.32

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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.