Home / 1,908,739.90-2,862,125.70-710,045.20

Finding the Fourth Proportional to 1,908,739.90, 2,862,125.70 and 710,045.20

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Solution

The fourth proportional to 1,908,739.90, 2,862,125.70 and 710,045.20 is: 1,064,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,739.90 : 2,862,125.70 = 710,045.20 : x
  2. Step 2: Convert to fraction form
    1,908,739.90/2,862,125.70 = 710,045.20/x
  3. Step 3: Cross multiply
    1,908,739.90x = 2,862,125.70 × 710,045.20
  4. Step 4: Simplify right side
    1,908,739.90x = 2,032,238,615,081.64
  5. Step 5: Solve for x
    x = 2,032,238,615,081.64/1,908,739.90
  6. Step 6: Final answer
    x = 1,064,701.70

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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.