Home / 1,499,547.40-2,249,612.70-434,624.20

Finding the Fourth Proportional to 1,499,547.40, 2,249,612.70 and 434,624.20

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Solution

The fourth proportional to 1,499,547.40, 2,249,612.70 and 434,624.20 is: 652,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,547.40 : 2,249,612.70 = 434,624.20 : x
  2. Step 2: Convert to fraction form
    1,499,547.40/2,249,612.70 = 434,624.20/x
  3. Step 3: Cross multiply
    1,499,547.40x = 2,249,612.70 × 434,624.20
  4. Step 4: Simplify right side
    1,499,547.40x = 977,736,120,047.34
  5. Step 5: Solve for x
    x = 977,736,120,047.34/1,499,547.40
  6. Step 6: Final answer
    x = 652,020.82

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1.5x scale

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.