Home / 1,539,281.80-2,308,962.30-729,476.20

Finding the Fourth Proportional to 1,539,281.80, 2,308,962.30 and 729,476.20

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Solution

The fourth proportional to 1,539,281.80, 2,308,962.30 and 729,476.20 is: 1,094,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,281.80 : 2,308,962.30 = 729,476.20 : x
  2. Step 2: Convert to fraction form
    1,539,281.80/2,308,962.30 = 729,476.20/x
  3. Step 3: Cross multiply
    1,539,281.80x = 2,308,962.30 × 729,476.20
  4. Step 4: Simplify right side
    1,539,281.80x = 1,684,333,044,547.26
  5. Step 5: Solve for x
    x = 1,684,333,044,547.26/1,539,281.80
  6. Step 6: Final answer
    x = 1,094,233.07

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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.