Home / 1,584,582-2,186,726.76-905,516.88

Finding the Fourth Proportional to 1,584,582, 2,186,726.76 and 905,516.88

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Solution

The fourth proportional to 1,584,582, 2,186,726.76 and 905,516.88 is: 1,249,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,582 : 2,186,726.76 = 905,516.88 : x
  2. Step 2: Convert to fraction form
    1,584,582/2,186,726.76 = 905,516.88/x
  3. Step 3: Cross multiply
    1,584,582x = 2,186,726.76 × 905,516.88
  4. Step 4: Simplify right side
    1,584,582x = 1,980,117,993,127.71
  5. Step 5: Solve for x
    x = 1,980,117,993,127.71/1,584,582
  6. Step 6: Final answer
    x = 1,249,615.35

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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.