Home / 1,779,547.21-2,455,762.31-963,731.96

Finding the Fourth Proportional to 1,779,547.21, 2,455,762.31 and 963,731.96

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Solution

The fourth proportional to 1,779,547.21, 2,455,762.31 and 963,731.96 is: 1,329,943.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,547.21 : 2,455,762.31 = 963,731.96 : x
  2. Step 2: Convert to fraction form
    1,779,547.21/2,455,762.31 = 963,731.96/x
  3. Step 3: Cross multiply
    1,779,547.21x = 2,455,762.31 × 963,731.96
  4. Step 4: Simplify right side
    1,779,547.21x = 2,366,696,631,073.98
  5. Step 5: Solve for x
    x = 2,366,696,631,073.98/1,779,547.21
  6. Step 6: Final answer
    x = 1,329,943.16

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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.