Home / 1,249,702.40-1,874,116.20-650,464.40

Finding the Fourth Proportional to 1,249,702.40, 1,874,116.20 and 650,464.40

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Solution

The fourth proportional to 1,249,702.40, 1,874,116.20 and 650,464.40 is: 975,468.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,702.40 : 1,874,116.20 = 650,464.40 : x
  2. Step 2: Convert to fraction form
    1,249,702.40/1,874,116.20 = 650,464.40/x
  3. Step 3: Cross multiply
    1,249,702.40x = 1,874,116.20 × 650,464.40
  4. Step 4: Simplify right side
    1,249,702.40x = 1,219,045,869,563.28
  5. Step 5: Solve for x
    x = 1,219,045,869,563.28/1,249,702.40
  6. Step 6: Final answer
    x = 975,468.94

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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.