Home / 1,249,866.79-1,724,851.60-706,025.50

Finding the Fourth Proportional to 1,249,866.79, 1,724,851.60 and 706,025.50

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Solution

The fourth proportional to 1,249,866.79, 1,724,851.60 and 706,025.50 is: 974,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,866.79 : 1,724,851.60 = 706,025.50 : x
  2. Step 2: Convert to fraction form
    1,249,866.79/1,724,851.60 = 706,025.50/x
  3. Step 3: Cross multiply
    1,249,866.79x = 1,724,851.60 × 706,025.50
  4. Step 4: Simplify right side
    1,249,866.79x = 1,217,789,213,315.80
  5. Step 5: Solve for x
    x = 1,217,789,213,315.80/1,249,866.79
  6. Step 6: Final answer
    x = 974,335.20

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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.