Home / 1,249,933.96-1,724,916.90-676,981

Finding the Fourth Proportional to 1,249,933.96, 1,724,916.90 and 676,981

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Solution

The fourth proportional to 1,249,933.96, 1,724,916.90 and 676,981 is: 934,238.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,933.96 : 1,724,916.90 = 676,981 : x
  2. Step 2: Convert to fraction form
    1,249,933.96/1,724,916.90 = 676,981/x
  3. Step 3: Cross multiply
    1,249,933.96x = 1,724,916.90 × 676,981
  4. Step 4: Simplify right side
    1,249,933.96x = 1,167,735,967,878.90
  5. Step 5: Solve for x
    x = 1,167,735,967,878.90/1,249,933.96
  6. Step 6: Final answer
    x = 934,238.13

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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.