Home / 1,335,547.78-1,842,852.09-754,558.92

Finding the Fourth Proportional to 1,335,547.78, 1,842,852.09 and 754,558.92

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Solution

The fourth proportional to 1,335,547.78, 1,842,852.09 and 754,558.92 is: 1,041,176.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,547.78 : 1,842,852.09 = 754,558.92 : x
  2. Step 2: Convert to fraction form
    1,335,547.78/1,842,852.09 = 754,558.92/x
  3. Step 3: Cross multiply
    1,335,547.78x = 1,842,852.09 × 754,558.92
  4. Step 4: Simplify right side
    1,335,547.78x = 1,390,540,478,977.35
  5. Step 5: Solve for x
    x = 1,390,540,478,977.35/1,335,547.78
  6. Step 6: Final answer
    x = 1,041,176.14

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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.