Home / 1,570,718.40-2,355,386.40-623,774.40

Finding the Fourth Proportional to 1,570,718.40, 2,355,386.40 and 623,774.40

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Solution

The fourth proportional to 1,570,718.40, 2,355,386.40 and 623,774.40 is: 935,387.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,718.40 : 2,355,386.40 = 623,774.40 : x
  2. Step 2: Convert to fraction form
    1,570,718.40/2,355,386.40 = 623,774.40/x
  3. Step 3: Cross multiply
    1,570,718.40x = 2,355,386.40 × 623,774.40
  4. Step 4: Simplify right side
    1,570,718.40x = 1,469,229,738,428.16
  5. Step 5: Solve for x
    x = 1,469,229,738,428.16/1,570,718.40
  6. Step 6: Final answer
    x = 935,387.11

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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.