Home / 1,547,024.47-2,134,860.66-858,656.18

Finding the Fourth Proportional to 1,547,024.47, 2,134,860.66 and 858,656.18

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Solution

The fourth proportional to 1,547,024.47, 2,134,860.66 and 858,656.18 is: 1,184,927.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,024.47 : 2,134,860.66 = 858,656.18 : x
  2. Step 2: Convert to fraction form
    1,547,024.47/2,134,860.66 = 858,656.18/x
  3. Step 3: Cross multiply
    1,547,024.47x = 2,134,860.66 × 858,656.18
  4. Step 4: Simplify right side
    1,547,024.47x = 1,833,111,304,485.03
  5. Step 5: Solve for x
    x = 1,833,111,304,485.03/1,547,024.47
  6. Step 6: Final answer
    x = 1,184,927.16

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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.