Home / 1,547,608.87-2,320,623.08-909,159.58

Finding the Fourth Proportional to 1,547,608.87, 2,320,623.08 and 909,159.58

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Solution

The fourth proportional to 1,547,608.87, 2,320,623.08 and 909,159.58 is: 1,363,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,608.87 : 2,320,623.08 = 909,159.58 : x
  2. Step 2: Convert to fraction form
    1,547,608.87/2,320,623.08 = 909,159.58/x
  3. Step 3: Cross multiply
    1,547,608.87x = 2,320,623.08 × 909,159.58
  4. Step 4: Simplify right side
    1,547,608.87x = 2,109,816,707,024.01
  5. Step 5: Solve for x
    x = 2,109,816,707,024.01/1,547,608.87
  6. Step 6: Final answer
    x = 1,363,275.15

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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.