Home / 1,547,393.69-2,320,980.48-410,130.61

Finding the Fourth Proportional to 1,547,393.69, 2,320,980.48 and 410,130.61

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Solution

The fourth proportional to 1,547,393.69, 2,320,980.48 and 410,130.61 is: 615,166.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,393.69 : 2,320,980.48 = 410,130.61 : x
  2. Step 2: Convert to fraction form
    1,547,393.69/2,320,980.48 = 410,130.61/x
  3. Step 3: Cross multiply
    1,547,393.69x = 2,320,980.48 × 410,130.61
  4. Step 4: Simplify right side
    1,547,393.69x = 951,905,134,258.04
  5. Step 5: Solve for x
    x = 951,905,134,258.04/1,547,393.69
  6. Step 6: Final answer
    x = 615,166.74

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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.