Home / 1,547,593.80-2,321,390.70-980,723.40

Finding the Fourth Proportional to 1,547,593.80, 2,321,390.70 and 980,723.40

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Solution

The fourth proportional to 1,547,593.80, 2,321,390.70 and 980,723.40 is: 1,471,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,593.80 : 2,321,390.70 = 980,723.40 : x
  2. Step 2: Convert to fraction form
    1,547,593.80/2,321,390.70 = 980,723.40/x
  3. Step 3: Cross multiply
    1,547,593.80x = 2,321,390.70 × 980,723.40
  4. Step 4: Simplify right side
    1,547,593.80x = 2,276,642,180,032.38
  5. Step 5: Solve for x
    x = 2,276,642,180,032.38/1,547,593.80
  6. Step 6: Final answer
    x = 1,471,085.10

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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.