Home / 1,016,864.04-1,525,297.92-417,407.40

Finding the Fourth Proportional to 1,016,864.04, 1,525,297.92 and 417,407.40

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Solution

The fourth proportional to 1,016,864.04, 1,525,297.92 and 417,407.40 is: 626,111.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,864.04 : 1,525,297.92 = 417,407.40 : x
  2. Step 2: Convert to fraction form
    1,016,864.04/1,525,297.92 = 417,407.40/x
  3. Step 3: Cross multiply
    1,016,864.04x = 1,525,297.92 × 417,407.40
  4. Step 4: Simplify right side
    1,016,864.04x = 636,670,639,012.61
  5. Step 5: Solve for x
    x = 636,670,639,012.61/1,016,864.04
  6. Step 6: Final answer
    x = 626,111.86

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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.